Home / 1,063,750.06-1,595,158.17-398,435.50

Finding the Fourth Proportional to 1,063,750.06, 1,595,158.17 and 398,435.50

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Solution

The fourth proportional to 1,063,750.06, 1,595,158.17 and 398,435.50 is: 597,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,750.06 : 1,595,158.17 = 398,435.50 : x
  2. Step 2: Convert to fraction form
    1,063,750.06/1,595,158.17 = 398,435.50/x
  3. Step 3: Cross multiply
    1,063,750.06x = 1,595,158.17 × 398,435.50
  4. Step 4: Simplify right side
    1,063,750.06x = 635,567,643,043.04
  5. Step 5: Solve for x
    x = 635,567,643,043.04/1,063,750.06
  6. Step 6: Final answer
    x = 597,478.36

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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.