Home / 1,472,561.56-2,208,890.54-407,514.43

Finding the Fourth Proportional to 1,472,561.56, 2,208,890.54 and 407,514.43

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Solution

The fourth proportional to 1,472,561.56, 2,208,890.54 and 407,514.43 is: 611,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,561.56 : 2,208,890.54 = 407,514.43 : x
  2. Step 2: Convert to fraction form
    1,472,561.56/2,208,890.54 = 407,514.43/x
  3. Step 3: Cross multiply
    1,472,561.56x = 2,208,890.54 × 407,514.43
  4. Step 4: Simplify right side
    1,472,561.56x = 900,154,769,340.49
  5. Step 5: Solve for x
    x = 900,154,769,340.49/1,472,561.56
  6. Step 6: Final answer
    x = 611,284.98

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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.