Home / 2,800,029.60-4,200,044.40-1,731,607.20

Finding the Fourth Proportional to 2,800,029.60, 4,200,044.40 and 1,731,607.20

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Solution

The fourth proportional to 2,800,029.60, 4,200,044.40 and 1,731,607.20 is: 2,597,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,029.60 : 4,200,044.40 = 1,731,607.20 : x
  2. Step 2: Convert to fraction form
    2,800,029.60/4,200,044.40 = 1,731,607.20/x
  3. Step 3: Cross multiply
    2,800,029.60x = 4,200,044.40 × 1,731,607.20
  4. Step 4: Simplify right side
    2,800,029.60x = 7,272,827,123,359.68
  5. Step 5: Solve for x
    x = 7,272,827,123,359.68/2,800,029.60
  6. Step 6: Final answer
    x = 2,597,410.80

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1.5x scale

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.