Home / 984,631.60-1,476,947.40-907,649.20

Finding the Fourth Proportional to 984,631.60, 1,476,947.40 and 907,649.20

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Solution

The fourth proportional to 984,631.60, 1,476,947.40 and 907,649.20 is: 1,361,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,631.60 : 1,476,947.40 = 907,649.20 : x
  2. Step 2: Convert to fraction form
    984,631.60/1,476,947.40 = 907,649.20/x
  3. Step 3: Cross multiply
    984,631.60x = 1,476,947.40 × 907,649.20
  4. Step 4: Simplify right side
    984,631.60x = 1,340,550,126,052.08
  5. Step 5: Solve for x
    x = 1,340,550,126,052.08/984,631.60
  6. Step 6: Final answer
    x = 1,361,473.80

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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.