Home / 1,215,864.59-1,823,834.04-417,134.93

Finding the Fourth Proportional to 1,215,864.59, 1,823,834.04 and 417,134.93

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Solution

The fourth proportional to 1,215,864.59, 1,823,834.04 and 417,134.93 is: 625,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,864.59 : 1,823,834.04 = 417,134.93 : x
  2. Step 2: Convert to fraction form
    1,215,864.59/1,823,834.04 = 417,134.93/x
  3. Step 3: Cross multiply
    1,215,864.59x = 1,823,834.04 × 417,134.93
  4. Step 4: Simplify right side
    1,215,864.59x = 760,784,887,702.23
  5. Step 5: Solve for x
    x = 760,784,887,702.23/1,215,864.59
  6. Step 6: Final answer
    x = 625,715.14

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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.