Home / 2,768,117.70-4,152,176.55-2,320,220.10

Finding the Fourth Proportional to 2,768,117.70, 4,152,176.55 and 2,320,220.10

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Solution

The fourth proportional to 2,768,117.70, 4,152,176.55 and 2,320,220.10 is: 3,480,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,117.70 : 4,152,176.55 = 2,320,220.10 : x
  2. Step 2: Convert to fraction form
    2,768,117.70/4,152,176.55 = 2,320,220.10/x
  3. Step 3: Cross multiply
    2,768,117.70x = 4,152,176.55 × 2,320,220.10
  4. Step 4: Simplify right side
    2,768,117.70x = 9,633,963,490,058.65
  5. Step 5: Solve for x
    x = 9,633,963,490,058.65/2,768,117.70
  6. Step 6: Final answer
    x = 3,480,330.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.