Home / 1,764,487.40-2,646,731.10-1,609,658.60

Finding the Fourth Proportional to 1,764,487.40, 2,646,731.10 and 1,609,658.60

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Solution

The fourth proportional to 1,764,487.40, 2,646,731.10 and 1,609,658.60 is: 2,414,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,487.40 : 2,646,731.10 = 1,609,658.60 : x
  2. Step 2: Convert to fraction form
    1,764,487.40/2,646,731.10 = 1,609,658.60/x
  3. Step 3: Cross multiply
    1,764,487.40x = 2,646,731.10 × 1,609,658.60
  4. Step 4: Simplify right side
    1,764,487.40x = 4,260,333,477,002.46
  5. Step 5: Solve for x
    x = 4,260,333,477,002.46/1,764,487.40
  6. Step 6: Final answer
    x = 2,414,487.90

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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.