Home / 1,264,743.22-1,897,139.52-465,613.42

Finding the Fourth Proportional to 1,264,743.22, 1,897,139.52 and 465,613.42

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Solution

The fourth proportional to 1,264,743.22, 1,897,139.52 and 465,613.42 is: 698,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,743.22 : 1,897,139.52 = 465,613.42 : x
  2. Step 2: Convert to fraction form
    1,264,743.22/1,897,139.52 = 465,613.42/x
  3. Step 3: Cross multiply
    1,264,743.22x = 1,897,139.52 × 465,613.42
  4. Step 4: Simplify right side
    1,264,743.22x = 883,333,620,124.36
  5. Step 5: Solve for x
    x = 883,333,620,124.36/1,264,743.22
  6. Step 6: Final answer
    x = 698,429.22

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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.