Home / 1,043,995.65-1,566,002.70-412,909.53

Finding the Fourth Proportional to 1,043,995.65, 1,566,002.70 and 412,909.53

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Solution

The fourth proportional to 1,043,995.65, 1,566,002.70 and 412,909.53 is: 619,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,995.65 : 1,566,002.70 = 412,909.53 : x
  2. Step 2: Convert to fraction form
    1,043,995.65/1,566,002.70 = 412,909.53/x
  3. Step 3: Cross multiply
    1,043,995.65x = 1,566,002.70 × 412,909.53
  4. Step 4: Simplify right side
    1,043,995.65x = 646,617,438,835.73
  5. Step 5: Solve for x
    x = 646,617,438,835.73/1,043,995.65
  6. Step 6: Final answer
    x = 619,367.94

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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.