Home / 1,265,073.40-1,745,820.98-692,123.14

Finding the Fourth Proportional to 1,265,073.40, 1,745,820.98 and 692,123.14

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Solution

The fourth proportional to 1,265,073.40, 1,745,820.98 and 692,123.14 is: 955,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,073.40 : 1,745,820.98 = 692,123.14 : x
  2. Step 2: Convert to fraction form
    1,265,073.40/1,745,820.98 = 692,123.14/x
  3. Step 3: Cross multiply
    1,265,073.40x = 1,745,820.98 × 692,123.14
  4. Step 4: Simplify right side
    1,265,073.40x = 1,208,323,098,555.48
  5. Step 5: Solve for x
    x = 1,208,323,098,555.48/1,265,073.40
  6. Step 6: Final answer
    x = 955,140.70

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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.