Home / 1,132,900.39-1,563,219.61-649,376.56

Finding the Fourth Proportional to 1,132,900.39, 1,563,219.61 and 649,376.56

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Solution

The fourth proportional to 1,132,900.39, 1,563,219.61 and 649,376.56 is: 896,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,900.39 : 1,563,219.61 = 649,376.56 : x
  2. Step 2: Convert to fraction form
    1,132,900.39/1,563,219.61 = 649,376.56/x
  3. Step 3: Cross multiply
    1,132,900.39x = 1,563,219.61 × 649,376.56
  4. Step 4: Simplify right side
    1,132,900.39x = 1,015,118,176,774.39
  5. Step 5: Solve for x
    x = 1,015,118,176,774.39/1,132,900.39
  6. Step 6: Final answer
    x = 896,034.80

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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.