Home / 1,154,318.61-1,592,929.13-645,025.17

Finding the Fourth Proportional to 1,154,318.61, 1,592,929.13 and 645,025.17

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Solution

The fourth proportional to 1,154,318.61, 1,592,929.13 and 645,025.17 is: 890,117.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,318.61 : 1,592,929.13 = 645,025.17 : x
  2. Step 2: Convert to fraction form
    1,154,318.61/1,592,929.13 = 645,025.17/x
  3. Step 3: Cross multiply
    1,154,318.61x = 1,592,929.13 × 645,025.17
  4. Step 4: Simplify right side
    1,154,318.61x = 1,027,479,379,651.08
  5. Step 5: Solve for x
    x = 1,027,479,379,651.08/1,154,318.61
  6. Step 6: Final answer
    x = 890,117.66

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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.