Home / 1,018,150.08-1,527,215.40-618,901.08

Finding the Fourth Proportional to 1,018,150.08, 1,527,215.40 and 618,901.08

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Solution

The fourth proportional to 1,018,150.08, 1,527,215.40 and 618,901.08 is: 928,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,150.08 : 1,527,215.40 = 618,901.08 : x
  2. Step 2: Convert to fraction form
    1,018,150.08/1,527,215.40 = 618,901.08/x
  3. Step 3: Cross multiply
    1,018,150.08x = 1,527,215.40 × 618,901.08
  4. Step 4: Simplify right side
    1,018,150.08x = 945,195,260,452.63
  5. Step 5: Solve for x
    x = 945,195,260,452.63/1,018,150.08
  6. Step 6: Final answer
    x = 928,345.71

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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.