Home / 4,680,617.70-7,020,926.55-2,911,145.70

Finding the Fourth Proportional to 4,680,617.70, 7,020,926.55 and 2,911,145.70

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Solution

The fourth proportional to 4,680,617.70, 7,020,926.55 and 2,911,145.70 is: 4,366,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,617.70 : 7,020,926.55 = 2,911,145.70 : x
  2. Step 2: Convert to fraction form
    4,680,617.70/7,020,926.55 = 2,911,145.70/x
  3. Step 3: Cross multiply
    4,680,617.70x = 7,020,926.55 × 2,911,145.70
  4. Step 4: Simplify right side
    4,680,617.70x = 20,438,940,136,048.34
  5. Step 5: Solve for x
    x = 20,438,940,136,048.34/4,680,617.70
  6. Step 6: Final answer
    x = 4,366,718.55

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Double scale
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Similar ratio
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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.