Home / 876,932.19-1,315,816.38-607,475.70

Finding the Fourth Proportional to 876,932.19, 1,315,816.38 and 607,475.70

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Solution

The fourth proportional to 876,932.19, 1,315,816.38 and 607,475.70 is: 911,503.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,932.19 : 1,315,816.38 = 607,475.70 : x
  2. Step 2: Convert to fraction form
    876,932.19/1,315,816.38 = 607,475.70/x
  3. Step 3: Cross multiply
    876,932.19x = 1,315,816.38 × 607,475.70
  4. Step 4: Simplify right side
    876,932.19x = 799,326,476,511.97
  5. Step 5: Solve for x
    x = 799,326,476,511.97/876,932.19
  6. Step 6: Final answer
    x = 911,503.18

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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.