Home / 2,153,319.30-3,229,796.70-657,411.30

Finding the Fourth Proportional to 2,153,319.30, 3,229,796.70 and 657,411.30

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Solution

The fourth proportional to 2,153,319.30, 3,229,796.70 and 657,411.30 is: 986,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,319.30 : 3,229,796.70 = 657,411.30 : x
  2. Step 2: Convert to fraction form
    2,153,319.30/3,229,796.70 = 657,411.30/x
  3. Step 3: Cross multiply
    2,153,319.30x = 3,229,796.70 × 657,411.30
  4. Step 4: Simplify right side
    2,153,319.30x = 2,123,304,847,282.71
  5. Step 5: Solve for x
    x = 2,123,304,847,282.71/2,153,319.30
  6. Step 6: Final answer
    x = 986,061.31

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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.