Home / 1,025,376.60-1,538,064.90-741,941.40

Finding the Fourth Proportional to 1,025,376.60, 1,538,064.90 and 741,941.40

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Solution

The fourth proportional to 1,025,376.60, 1,538,064.90 and 741,941.40 is: 1,112,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,376.60 : 1,538,064.90 = 741,941.40 : x
  2. Step 2: Convert to fraction form
    1,025,376.60/1,538,064.90 = 741,941.40/x
  3. Step 3: Cross multiply
    1,025,376.60x = 1,538,064.90 × 741,941.40
  4. Step 4: Simplify right side
    1,025,376.60x = 1,141,154,025,196.86
  5. Step 5: Solve for x
    x = 1,141,154,025,196.86/1,025,376.60
  6. Step 6: Final answer
    x = 1,112,912.10

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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.