Home / 1,024,167.76-1,412,957.32-641,528.40

Finding the Fourth Proportional to 1,024,167.76, 1,412,957.32 and 641,528.40

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Solution

The fourth proportional to 1,024,167.76, 1,412,957.32 and 641,528.40 is: 885,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,167.76 : 1,412,957.32 = 641,528.40 : x
  2. Step 2: Convert to fraction form
    1,024,167.76/1,412,957.32 = 641,528.40/x
  3. Step 3: Cross multiply
    1,024,167.76x = 1,412,957.32 × 641,528.40
  4. Step 4: Simplify right side
    1,024,167.76x = 906,452,248,767.89
  5. Step 5: Solve for x
    x = 906,452,248,767.89/1,024,167.76
  6. Step 6: Final answer
    x = 885,062.28

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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.