Home / 5,306,643.88-7,959,960.95-1,663,399.96

Finding the Fourth Proportional to 5,306,643.88, 7,959,960.95 and 1,663,399.96

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Solution

The fourth proportional to 5,306,643.88, 7,959,960.95 and 1,663,399.96 is: 2,495,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,643.88 : 7,959,960.95 = 1,663,399.96 : x
  2. Step 2: Convert to fraction form
    5,306,643.88/7,959,960.95 = 1,663,399.96/x
  3. Step 3: Cross multiply
    5,306,643.88x = 7,959,960.95 × 1,663,399.96
  4. Step 4: Simplify right side
    5,306,643.88x = 13,240,598,697,614.66
  5. Step 5: Solve for x
    x = 13,240,598,697,614.66/5,306,643.88
  6. Step 6: Final answer
    x = 2,495,098.41

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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.