Home / 1,838,104.60-2,757,156.90-1,330,283.20

Finding the Fourth Proportional to 1,838,104.60, 2,757,156.90 and 1,330,283.20

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Solution

The fourth proportional to 1,838,104.60, 2,757,156.90 and 1,330,283.20 is: 1,995,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,104.60 : 2,757,156.90 = 1,330,283.20 : x
  2. Step 2: Convert to fraction form
    1,838,104.60/2,757,156.90 = 1,330,283.20/x
  3. Step 3: Cross multiply
    1,838,104.60x = 2,757,156.90 × 1,330,283.20
  4. Step 4: Simplify right side
    1,838,104.60x = 3,667,799,503,834.08
  5. Step 5: Solve for x
    x = 3,667,799,503,834.08/1,838,104.60
  6. Step 6: Final answer
    x = 1,995,424.80

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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.