Home / 2,980,895.18-4,472,002.51-1,087,631.15

Finding the Fourth Proportional to 2,980,895.18, 4,472,002.51 and 1,087,631.15

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Solution

The fourth proportional to 2,980,895.18, 4,472,002.51 and 1,087,631.15 is: 1,631,687.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,895.18 : 4,472,002.51 = 1,087,631.15 : x
  2. Step 2: Convert to fraction form
    2,980,895.18/4,472,002.51 = 1,087,631.15/x
  3. Step 3: Cross multiply
    2,980,895.18x = 4,472,002.51 × 1,087,631.15
  4. Step 4: Simplify right side
    2,980,895.18x = 4,863,889,207,675.10
  5. Step 5: Solve for x
    x = 4,863,889,207,675.10/2,980,895.18
  6. Step 6: Final answer
    x = 1,631,687.44

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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.