Home / 1,085,742.48-1,498,322.88-602,381.28

Finding the Fourth Proportional to 1,085,742.48, 1,498,322.88 and 602,381.28

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Solution

The fourth proportional to 1,085,742.48, 1,498,322.88 and 602,381.28 is: 831,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,742.48 : 1,498,322.88 = 602,381.28 : x
  2. Step 2: Convert to fraction form
    1,085,742.48/1,498,322.88 = 602,381.28/x
  3. Step 3: Cross multiply
    1,085,742.48x = 1,498,322.88 × 602,381.28
  4. Step 4: Simplify right side
    1,085,742.48x = 902,561,654,307.69
  5. Step 5: Solve for x
    x = 902,561,654,307.69/1,085,742.48
  6. Step 6: Final answer
    x = 831,285.20

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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.