Home / 1,472,562.88-2,208,847.44-407,608

Finding the Fourth Proportional to 1,472,562.88, 2,208,847.44 and 407,608

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Solution

The fourth proportional to 1,472,562.88, 2,208,847.44 and 407,608 is: 611,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,562.88 : 2,208,847.44 = 407,608 : x
  2. Step 2: Convert to fraction form
    1,472,562.88/2,208,847.44 = 407,608/x
  3. Step 3: Cross multiply
    1,472,562.88x = 2,208,847.44 × 407,608
  4. Step 4: Simplify right side
    1,472,562.88x = 900,343,887,323.52
  5. Step 5: Solve for x
    x = 900,343,887,323.52/1,472,562.88
  6. Step 6: Final answer
    x = 611,412.86

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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.