Home / 756,022.40-1,132,721.40-708,783.20

Finding the Fourth Proportional to 756,022.40, 1,132,721.40 and 708,783.20

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Solution

The fourth proportional to 756,022.40, 1,132,721.40 and 708,783.20 is: 1,061,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,022.40 : 1,132,721.40 = 708,783.20 : x
  2. Step 2: Convert to fraction form
    756,022.40/1,132,721.40 = 708,783.20/x
  3. Step 3: Cross multiply
    756,022.40x = 1,132,721.40 × 708,783.20
  4. Step 4: Simplify right side
    756,022.40x = 802,853,898,600.48
  5. Step 5: Solve for x
    x = 802,853,898,600.48/756,022.40
  6. Step 6: Final answer
    x = 1,061,944.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.