Home / 1,582,585.76-2,183,839.02-929,142.92

Finding the Fourth Proportional to 1,582,585.76, 2,183,839.02 and 929,142.92

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Solution

The fourth proportional to 1,582,585.76, 2,183,839.02 and 929,142.92 is: 1,282,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,585.76 : 2,183,839.02 = 929,142.92 : x
  2. Step 2: Convert to fraction form
    1,582,585.76/2,183,839.02 = 929,142.92/x
  3. Step 3: Cross multiply
    1,582,585.76x = 2,183,839.02 × 929,142.92
  4. Step 4: Simplify right side
    1,582,585.76x = 2,029,098,563,852.74
  5. Step 5: Solve for x
    x = 2,029,098,563,852.74/1,582,585.76
  6. Step 6: Final answer
    x = 1,282,141.30

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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.