Home / 984,811.20-1,477,217.20-760,499.52

Finding the Fourth Proportional to 984,811.20, 1,477,217.20 and 760,499.52

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Solution

The fourth proportional to 984,811.20, 1,477,217.20 and 760,499.52 is: 1,140,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,811.20 : 1,477,217.20 = 760,499.52 : x
  2. Step 2: Convert to fraction form
    984,811.20/1,477,217.20 = 760,499.52/x
  3. Step 3: Cross multiply
    984,811.20x = 1,477,217.20 × 760,499.52
  4. Step 4: Simplify right side
    984,811.20x = 1,123,422,971,535.74
  5. Step 5: Solve for x
    x = 1,123,422,971,535.74/984,811.20
  6. Step 6: Final answer
    x = 1,140,749.59

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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.