Home / 1,146,156.40-1,719,234.60-614,715.40

Finding the Fourth Proportional to 1,146,156.40, 1,719,234.60 and 614,715.40

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Solution

The fourth proportional to 1,146,156.40, 1,719,234.60 and 614,715.40 is: 922,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,156.40 : 1,719,234.60 = 614,715.40 : x
  2. Step 2: Convert to fraction form
    1,146,156.40/1,719,234.60 = 614,715.40/x
  3. Step 3: Cross multiply
    1,146,156.40x = 1,719,234.60 × 614,715.40
  4. Step 4: Simplify right side
    1,146,156.40x = 1,056,839,984,832.84
  5. Step 5: Solve for x
    x = 1,056,839,984,832.84/1,146,156.40
  6. Step 6: Final answer
    x = 922,073.10

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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.