Home / 1,832,002.80-2,748,004.20-1,645,998.45

Finding the Fourth Proportional to 1,832,002.80, 2,748,004.20 and 1,645,998.45

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Solution

The fourth proportional to 1,832,002.80, 2,748,004.20 and 1,645,998.45 is: 2,468,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,002.80 : 2,748,004.20 = 1,645,998.45 : x
  2. Step 2: Convert to fraction form
    1,832,002.80/2,748,004.20 = 1,645,998.45/x
  3. Step 3: Cross multiply
    1,832,002.80x = 2,748,004.20 × 1,645,998.45
  4. Step 4: Simplify right side
    1,832,002.80x = 4,523,210,653,793.49
  5. Step 5: Solve for x
    x = 4,523,210,653,793.49/1,832,002.80
  6. Step 6: Final answer
    x = 2,468,997.68

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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.