Home / 943,624.80-1,413,363.60-838,562.40

Finding the Fourth Proportional to 943,624.80, 1,413,363.60 and 838,562.40

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Solution

The fourth proportional to 943,624.80, 1,413,363.60 and 838,562.40 is: 1,256,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,624.80 : 1,413,363.60 = 838,562.40 : x
  2. Step 2: Convert to fraction form
    943,624.80/1,413,363.60 = 838,562.40/x
  3. Step 3: Cross multiply
    943,624.80x = 1,413,363.60 × 838,562.40
  4. Step 4: Simplify right side
    943,624.80x = 1,185,193,572,488.64
  5. Step 5: Solve for x
    x = 1,185,193,572,488.64/943,624.80
  6. Step 6: Final answer
    x = 1,256,000.87

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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.