Home / 1,555,543.79-2,333,658.22-476,064.64

Finding the Fourth Proportional to 1,555,543.79, 2,333,658.22 and 476,064.64

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Solution

The fourth proportional to 1,555,543.79, 2,333,658.22 and 476,064.64 is: 714,201.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,543.79 : 2,333,658.22 = 476,064.64 : x
  2. Step 2: Convert to fraction form
    1,555,543.79/2,333,658.22 = 476,064.64/x
  3. Step 3: Cross multiply
    1,555,543.79x = 2,333,658.22 × 476,064.64
  4. Step 4: Simplify right side
    1,555,543.79x = 1,110,972,160,387.34
  5. Step 5: Solve for x
    x = 1,110,972,160,387.34/1,555,543.79
  6. Step 6: Final answer
    x = 714,201.79

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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.