Home / 1,000,304.97-1,500,455.22-772,931.20

Finding the Fourth Proportional to 1,000,304.97, 1,500,455.22 and 772,931.20

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Solution

The fourth proportional to 1,000,304.97, 1,500,455.22 and 772,931.20 is: 1,159,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,304.97 : 1,500,455.22 = 772,931.20 : x
  2. Step 2: Convert to fraction form
    1,000,304.97/1,500,455.22 = 772,931.20/x
  3. Step 3: Cross multiply
    1,000,304.97x = 1,500,455.22 × 772,931.20
  4. Step 4: Simplify right side
    1,000,304.97x = 1,159,748,653,740.86
  5. Step 5: Solve for x
    x = 1,159,748,653,740.86/1,000,304.97
  6. Step 6: Final answer
    x = 1,159,395.08

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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.