Home / 1,472,876.46-2,209,063.59-407,668.95

Finding the Fourth Proportional to 1,472,876.46, 2,209,063.59 and 407,668.95

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Solution

The fourth proportional to 1,472,876.46, 2,209,063.59 and 407,668.95 is: 611,433.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,876.46 : 2,209,063.59 = 407,668.95 : x
  2. Step 2: Convert to fraction form
    1,472,876.46/2,209,063.59 = 407,668.95/x
  3. Step 3: Cross multiply
    1,472,876.46x = 2,209,063.59 × 407,668.95
  4. Step 4: Simplify right side
    1,472,876.46x = 900,566,634,218.53
  5. Step 5: Solve for x
    x = 900,566,634,218.53/1,472,876.46
  6. Step 6: Final answer
    x = 611,433.92

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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.