Home / 1,026,084-1,539,330.12-316,081.74

Finding the Fourth Proportional to 1,026,084, 1,539,330.12 and 316,081.74

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Solution

The fourth proportional to 1,026,084, 1,539,330.12 and 316,081.74 is: 474,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,084 : 1,539,330.12 = 316,081.74 : x
  2. Step 2: Convert to fraction form
    1,026,084/1,539,330.12 = 316,081.74/x
  3. Step 3: Cross multiply
    1,026,084x = 1,539,330.12 × 316,081.74
  4. Step 4: Simplify right side
    1,026,084x = 486,554,142,764.01
  5. Step 5: Solve for x
    x = 486,554,142,764.01/1,026,084
  6. Step 6: Final answer
    x = 474,185.49

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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.