Home / 1,413,830.56-1,950,443.28-840,545.44

Finding the Fourth Proportional to 1,413,830.56, 1,950,443.28 and 840,545.44

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Solution

The fourth proportional to 1,413,830.56, 1,950,443.28 and 840,545.44 is: 1,159,570.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,830.56 : 1,950,443.28 = 840,545.44 : x
  2. Step 2: Convert to fraction form
    1,413,830.56/1,950,443.28 = 840,545.44/x
  3. Step 3: Cross multiply
    1,413,830.56x = 1,950,443.28 × 840,545.44
  4. Step 4: Simplify right side
    1,413,830.56x = 1,639,436,204,982.64
  5. Step 5: Solve for x
    x = 1,639,436,204,982.64/1,413,830.56
  6. Step 6: Final answer
    x = 1,159,570.50

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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.