Home / 1,477,693.40-2,216,540.10-531,159.80

Finding the Fourth Proportional to 1,477,693.40, 2,216,540.10 and 531,159.80

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Solution

The fourth proportional to 1,477,693.40, 2,216,540.10 and 531,159.80 is: 796,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,693.40 : 2,216,540.10 = 531,159.80 : x
  2. Step 2: Convert to fraction form
    1,477,693.40/2,216,540.10 = 531,159.80/x
  3. Step 3: Cross multiply
    1,477,693.40x = 2,216,540.10 × 531,159.80
  4. Step 4: Simplify right side
    1,477,693.40x = 1,177,336,996,207.98
  5. Step 5: Solve for x
    x = 1,177,336,996,207.98/1,477,693.40
  6. Step 6: Final answer
    x = 796,739.70

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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.