Home / 1,005,199.32-1,387,184.27-546,315.11

Finding the Fourth Proportional to 1,005,199.32, 1,387,184.27 and 546,315.11

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Solution

The fourth proportional to 1,005,199.32, 1,387,184.27 and 546,315.11 is: 753,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,199.32 : 1,387,184.27 = 546,315.11 : x
  2. Step 2: Convert to fraction form
    1,005,199.32/1,387,184.27 = 546,315.11/x
  3. Step 3: Cross multiply
    1,005,199.32x = 1,387,184.27 × 546,315.11
  4. Step 4: Simplify right side
    1,005,199.32x = 757,839,735,002.21
  5. Step 5: Solve for x
    x = 757,839,735,002.21/1,005,199.32
  6. Step 6: Final answer
    x = 753,919.87

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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.