Home / 1,145,973.04-1,581,350.08-662,569.20

Finding the Fourth Proportional to 1,145,973.04, 1,581,350.08 and 662,569.20

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Solution

The fourth proportional to 1,145,973.04, 1,581,350.08 and 662,569.20 is: 914,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,973.04 : 1,581,350.08 = 662,569.20 : x
  2. Step 2: Convert to fraction form
    1,145,973.04/1,581,350.08 = 662,569.20/x
  3. Step 3: Cross multiply
    1,145,973.04x = 1,581,350.08 × 662,569.20
  4. Step 4: Simplify right side
    1,145,973.04x = 1,047,753,857,425.54
  5. Step 5: Solve for x
    x = 1,047,753,857,425.54/1,145,973.04
  6. Step 6: Final answer
    x = 914,291.89

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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.