Home / 1,137,441.88-1,569,657.18-628,134.04

Finding the Fourth Proportional to 1,137,441.88, 1,569,657.18 and 628,134.04

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Solution

The fourth proportional to 1,137,441.88, 1,569,657.18 and 628,134.04 is: 866,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,441.88 : 1,569,657.18 = 628,134.04 : x
  2. Step 2: Convert to fraction form
    1,137,441.88/1,569,657.18 = 628,134.04/x
  3. Step 3: Cross multiply
    1,137,441.88x = 1,569,657.18 × 628,134.04
  4. Step 4: Simplify right side
    1,137,441.88x = 985,955,105,888.41
  5. Step 5: Solve for x
    x = 985,955,105,888.41/1,137,441.88
  6. Step 6: Final answer
    x = 866,818.01

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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.