Home / 1,206,818.10-1,811,393.55-608,454.90

Finding the Fourth Proportional to 1,206,818.10, 1,811,393.55 and 608,454.90

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Solution

The fourth proportional to 1,206,818.10, 1,811,393.55 and 608,454.90 is: 913,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,818.10 : 1,811,393.55 = 608,454.90 : x
  2. Step 2: Convert to fraction form
    1,206,818.10/1,811,393.55 = 608,454.90/x
  3. Step 3: Cross multiply
    1,206,818.10x = 1,811,393.55 × 608,454.90
  4. Step 4: Simplify right side
    1,206,818.10x = 1,102,151,281,325.90
  5. Step 5: Solve for x
    x = 1,102,151,281,325.90/1,206,818.10
  6. Step 6: Final answer
    x = 913,270.43

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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.