Home / 4,218,854.50-6,329,353.38-1,227,038.50

Finding the Fourth Proportional to 4,218,854.50, 6,329,353.38 and 1,227,038.50

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Solution

The fourth proportional to 4,218,854.50, 6,329,353.38 and 1,227,038.50 is: 1,840,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,854.50 : 6,329,353.38 = 1,227,038.50 : x
  2. Step 2: Convert to fraction form
    4,218,854.50/6,329,353.38 = 1,227,038.50/x
  3. Step 3: Cross multiply
    4,218,854.50x = 6,329,353.38 × 1,227,038.50
  4. Step 4: Simplify right side
    4,218,854.50x = 7,766,360,277,365.13
  5. Step 5: Solve for x
    x = 7,766,360,277,365.13/4,218,854.50
  6. Step 6: Final answer
    x = 1,840,869.43

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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.