Home / 1,749,697.20-2,624,221.80-487,263.60

Finding the Fourth Proportional to 1,749,697.20, 2,624,221.80 and 487,263.60

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Solution

The fourth proportional to 1,749,697.20, 2,624,221.80 and 487,263.60 is: 730,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,697.20 : 2,624,221.80 = 487,263.60 : x
  2. Step 2: Convert to fraction form
    1,749,697.20/2,624,221.80 = 487,263.60/x
  3. Step 3: Cross multiply
    1,749,697.20x = 2,624,221.80 × 487,263.60
  4. Step 4: Simplify right side
    1,749,697.20x = 1,278,687,761,466.48
  5. Step 5: Solve for x
    x = 1,278,687,761,466.48/1,749,697.20
  6. Step 6: Final answer
    x = 730,805.17

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Double scale
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Similar ratio
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1.5x scale

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.