Home / 1,200,751.48-1,657,031.14-656,877.39

Finding the Fourth Proportional to 1,200,751.48, 1,657,031.14 and 656,877.39

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Solution

The fourth proportional to 1,200,751.48, 1,657,031.14 and 656,877.39 is: 906,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,751.48 : 1,657,031.14 = 656,877.39 : x
  2. Step 2: Convert to fraction form
    1,200,751.48/1,657,031.14 = 656,877.39/x
  3. Step 3: Cross multiply
    1,200,751.48x = 1,657,031.14 × 656,877.39
  4. Step 4: Simplify right side
    1,200,751.48x = 1,088,466,290,391.92
  5. Step 5: Solve for x
    x = 1,088,466,290,391.92/1,200,751.48
  6. Step 6: Final answer
    x = 906,487.57

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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.