Home / 1,513,451.79-2,088,549.63-834,388.29

Finding the Fourth Proportional to 1,513,451.79, 2,088,549.63 and 834,388.29

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Solution

The fourth proportional to 1,513,451.79, 2,088,549.63 and 834,388.29 is: 1,151,448.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,451.79 : 2,088,549.63 = 834,388.29 : x
  2. Step 2: Convert to fraction form
    1,513,451.79/2,088,549.63 = 834,388.29/x
  3. Step 3: Cross multiply
    1,513,451.79x = 2,088,549.63 × 834,388.29
  4. Step 4: Simplify right side
    1,513,451.79x = 1,742,661,354,355.83
  5. Step 5: Solve for x
    x = 1,742,661,354,355.83/1,513,451.79
  6. Step 6: Final answer
    x = 1,151,448.21

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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.