Home / 1,217,905.64-1,827,033.48-376,523

Finding the Fourth Proportional to 1,217,905.64, 1,827,033.48 and 376,523

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Solution

The fourth proportional to 1,217,905.64, 1,827,033.48 and 376,523 is: 564,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,905.64 : 1,827,033.48 = 376,523 : x
  2. Step 2: Convert to fraction form
    1,217,905.64/1,827,033.48 = 376,523/x
  3. Step 3: Cross multiply
    1,217,905.64x = 1,827,033.48 × 376,523
  4. Step 4: Simplify right side
    1,217,905.64x = 687,920,126,990.04
  5. Step 5: Solve for x
    x = 687,920,126,990.04/1,217,905.64
  6. Step 6: Final answer
    x = 564,838.61

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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.