Home / 1,018,110.80-1,527,154.68-618,862.16

Finding the Fourth Proportional to 1,018,110.80, 1,527,154.68 and 618,862.16

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Solution

The fourth proportional to 1,018,110.80, 1,527,154.68 and 618,862.16 is: 928,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,110.80 : 1,527,154.68 = 618,862.16 : x
  2. Step 2: Convert to fraction form
    1,018,110.80/1,527,154.68 = 618,862.16/x
  3. Step 3: Cross multiply
    1,018,110.80x = 1,527,154.68 × 618,862.16
  4. Step 4: Simplify right side
    1,018,110.80x = 945,098,243,918.91
  5. Step 5: Solve for x
    x = 945,098,243,918.91/1,018,110.80
  6. Step 6: Final answer
    x = 928,286.24

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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.