Home / 1,539,713.80-2,309,422.08-474,469.84

Finding the Fourth Proportional to 1,539,713.80, 2,309,422.08 and 474,469.84

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Solution

The fourth proportional to 1,539,713.80, 2,309,422.08 and 474,469.84 is: 711,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,713.80 : 2,309,422.08 = 474,469.84 : x
  2. Step 2: Convert to fraction form
    1,539,713.80/2,309,422.08 = 474,469.84/x
  3. Step 3: Cross multiply
    1,539,713.80x = 2,309,422.08 × 474,469.84
  4. Step 4: Simplify right side
    1,539,713.80x = 1,095,751,124,790.07
  5. Step 5: Solve for x
    x = 1,095,751,124,790.07/1,539,713.80
  6. Step 6: Final answer
    x = 711,658.96

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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.