Home / 1,917,711.61-2,874,545.30-637,977.29

Finding the Fourth Proportional to 1,917,711.61, 2,874,545.30 and 637,977.29

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Solution

The fourth proportional to 1,917,711.61, 2,874,545.30 and 637,977.29 is: 956,293.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,711.61 : 2,874,545.30 = 637,977.29 : x
  2. Step 2: Convert to fraction form
    1,917,711.61/2,874,545.30 = 637,977.29/x
  3. Step 3: Cross multiply
    1,917,711.61x = 2,874,545.30 × 637,977.29
  4. Step 4: Simplify right side
    1,917,711.61x = 1,833,894,614,886.05
  5. Step 5: Solve for x
    x = 1,833,894,614,886.05/1,917,711.61
  6. Step 6: Final answer
    x = 956,293.22

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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.