Home / 1,357,343.49-1,872,273.20-833,824.90

Finding the Fourth Proportional to 1,357,343.49, 1,872,273.20 and 833,824.90

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Solution

The fourth proportional to 1,357,343.49, 1,872,273.20 and 833,824.90 is: 1,150,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,343.49 : 1,872,273.20 = 833,824.90 : x
  2. Step 2: Convert to fraction form
    1,357,343.49/1,872,273.20 = 833,824.90/x
  3. Step 3: Cross multiply
    1,357,343.49x = 1,872,273.20 × 833,824.90
  4. Step 4: Simplify right side
    1,357,343.49x = 1,561,148,000,232.19
  5. Step 5: Solve for x
    x = 1,561,148,000,232.19/1,357,343.49
  6. Step 6: Final answer
    x = 1,150,149.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.