Home / 2,807,612.10-4,209,344.55-1,123,848.90

Finding the Fourth Proportional to 2,807,612.10, 4,209,344.55 and 1,123,848.90

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Solution

The fourth proportional to 2,807,612.10, 4,209,344.55 and 1,123,848.90 is: 1,684,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,612.10 : 4,209,344.55 = 1,123,848.90 : x
  2. Step 2: Convert to fraction form
    2,807,612.10/4,209,344.55 = 1,123,848.90/x
  3. Step 3: Cross multiply
    2,807,612.10x = 4,209,344.55 × 1,123,848.90
  4. Step 4: Simplify right side
    2,807,612.10x = 4,730,667,242,238.49
  5. Step 5: Solve for x
    x = 4,730,667,242,238.49/2,807,612.10
  6. Step 6: Final answer
    x = 1,684,943.32

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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.