Home / 1,254,478.22-1,731,215.44-710,613.88

Finding the Fourth Proportional to 1,254,478.22, 1,731,215.44 and 710,613.88

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Solution

The fourth proportional to 1,254,478.22, 1,731,215.44 and 710,613.88 is: 980,667.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,478.22 : 1,731,215.44 = 710,613.88 : x
  2. Step 2: Convert to fraction form
    1,254,478.22/1,731,215.44 = 710,613.88/x
  3. Step 3: Cross multiply
    1,254,478.22x = 1,731,215.44 × 710,613.88
  4. Step 4: Simplify right side
    1,254,478.22x = 1,230,225,720,934.31
  5. Step 5: Solve for x
    x = 1,230,225,720,934.31/1,254,478.22
  6. Step 6: Final answer
    x = 980,667.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.