Home / 2,767,988.80-4,151,983.20-1,572,246.55

Finding the Fourth Proportional to 2,767,988.80, 4,151,983.20 and 1,572,246.55

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Solution

The fourth proportional to 2,767,988.80, 4,151,983.20 and 1,572,246.55 is: 2,358,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,988.80 : 4,151,983.20 = 1,572,246.55 : x
  2. Step 2: Convert to fraction form
    2,767,988.80/4,151,983.20 = 1,572,246.55/x
  3. Step 3: Cross multiply
    2,767,988.80x = 4,151,983.20 × 1,572,246.55
  4. Step 4: Simplify right side
    2,767,988.80x = 6,527,941,261,857.96
  5. Step 5: Solve for x
    x = 6,527,941,261,857.96/2,767,988.80
  6. Step 6: Final answer
    x = 2,358,369.83

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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.