Home / 2,927,723.40-4,391,585.10-1,923,193.80

Finding the Fourth Proportional to 2,927,723.40, 4,391,585.10 and 1,923,193.80

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Solution

The fourth proportional to 2,927,723.40, 4,391,585.10 and 1,923,193.80 is: 2,884,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,723.40 : 4,391,585.10 = 1,923,193.80 : x
  2. Step 2: Convert to fraction form
    2,927,723.40/4,391,585.10 = 1,923,193.80/x
  3. Step 3: Cross multiply
    2,927,723.40x = 4,391,585.10 × 1,923,193.80
  4. Step 4: Simplify right side
    2,927,723.40x = 8,445,869,236,492.38
  5. Step 5: Solve for x
    x = 8,445,869,236,492.38/2,927,723.40
  6. Step 6: Final answer
    x = 2,884,790.70

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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.