Home / 1,484,612.70-2,048,789.34-805,549.20

Finding the Fourth Proportional to 1,484,612.70, 2,048,789.34 and 805,549.20

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Solution

The fourth proportional to 1,484,612.70, 2,048,789.34 and 805,549.20 is: 1,111,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,612.70 : 2,048,789.34 = 805,549.20 : x
  2. Step 2: Convert to fraction form
    1,484,612.70/2,048,789.34 = 805,549.20/x
  3. Step 3: Cross multiply
    1,484,612.70x = 2,048,789.34 × 805,549.20
  4. Step 4: Simplify right side
    1,484,612.70x = 1,650,400,613,805.53
  5. Step 5: Solve for x
    x = 1,650,400,613,805.53/1,484,612.70
  6. Step 6: Final answer
    x = 1,111,670.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.