Home / 2,687,905.60-4,031,858.40-2,016,059.20

Finding the Fourth Proportional to 2,687,905.60, 4,031,858.40 and 2,016,059.20

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Solution

The fourth proportional to 2,687,905.60, 4,031,858.40 and 2,016,059.20 is: 3,024,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,905.60 : 4,031,858.40 = 2,016,059.20 : x
  2. Step 2: Convert to fraction form
    2,687,905.60/4,031,858.40 = 2,016,059.20/x
  3. Step 3: Cross multiply
    2,687,905.60x = 4,031,858.40 × 2,016,059.20
  4. Step 4: Simplify right side
    2,687,905.60x = 8,128,465,220,417.28
  5. Step 5: Solve for x
    x = 8,128,465,220,417.28/2,687,905.60
  6. Step 6: Final answer
    x = 3,024,088.80

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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.