Home / 2,176,237.80-3,264,356.70-756,437.40

Finding the Fourth Proportional to 2,176,237.80, 3,264,356.70 and 756,437.40

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Solution

The fourth proportional to 2,176,237.80, 3,264,356.70 and 756,437.40 is: 1,134,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,237.80 : 3,264,356.70 = 756,437.40 : x
  2. Step 2: Convert to fraction form
    2,176,237.80/3,264,356.70 = 756,437.40/x
  3. Step 3: Cross multiply
    2,176,237.80x = 3,264,356.70 × 756,437.40
  4. Step 4: Simplify right side
    2,176,237.80x = 2,469,281,494,820.58
  5. Step 5: Solve for x
    x = 2,469,281,494,820.58/2,176,237.80
  6. Step 6: Final answer
    x = 1,134,656.10

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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.