Home / 4,293,178.98-6,439,702.86-1,098,278.16

Finding the Fourth Proportional to 4,293,178.98, 6,439,702.86 and 1,098,278.16

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Solution

The fourth proportional to 4,293,178.98, 6,439,702.86 and 1,098,278.16 is: 1,647,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293,178.98 : 6,439,702.86 = 1,098,278.16 : x
  2. Step 2: Convert to fraction form
    4,293,178.98/6,439,702.86 = 1,098,278.16/x
  3. Step 3: Cross multiply
    4,293,178.98x = 6,439,702.86 × 1,098,278.16
  4. Step 4: Simplify right side
    4,293,178.98x = 7,072,585,008,027.54
  5. Step 5: Solve for x
    x = 7,072,585,008,027.54/4,293,178.98
  6. Step 6: Final answer
    x = 1,647,400.46

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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.