Home / 1,227,013.62-1,840,545.90-328,454.28

Finding the Fourth Proportional to 1,227,013.62, 1,840,545.90 and 328,454.28

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Solution

The fourth proportional to 1,227,013.62, 1,840,545.90 and 328,454.28 is: 492,688.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,013.62 : 1,840,545.90 = 328,454.28 : x
  2. Step 2: Convert to fraction form
    1,227,013.62/1,840,545.90 = 328,454.28/x
  3. Step 3: Cross multiply
    1,227,013.62x = 1,840,545.90 × 328,454.28
  4. Step 4: Simplify right side
    1,227,013.62x = 604,535,178,391.45
  5. Step 5: Solve for x
    x = 604,535,178,391.45/1,227,013.62
  6. Step 6: Final answer
    x = 492,688.24

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1.5x scale

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.