Home / 1,487,174.46-2,052,295.72-842,717.50

Finding the Fourth Proportional to 1,487,174.46, 2,052,295.72 and 842,717.50

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Solution

The fourth proportional to 1,487,174.46, 2,052,295.72 and 842,717.50 is: 1,162,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,174.46 : 2,052,295.72 = 842,717.50 : x
  2. Step 2: Convert to fraction form
    1,487,174.46/2,052,295.72 = 842,717.50/x
  3. Step 3: Cross multiply
    1,487,174.46x = 2,052,295.72 × 842,717.50
  4. Step 4: Simplify right side
    1,487,174.46x = 1,729,505,518,419.10
  5. Step 5: Solve for x
    x = 1,729,505,518,419.10/1,487,174.46
  6. Step 6: Final answer
    x = 1,162,947.30

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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.