Home / 2,653,472.22-3,980,186.47-760,215.48

Finding the Fourth Proportional to 2,653,472.22, 3,980,186.47 and 760,215.48

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Solution

The fourth proportional to 2,653,472.22, 3,980,186.47 and 760,215.48 is: 1,140,316.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,472.22 : 3,980,186.47 = 760,215.48 : x
  2. Step 2: Convert to fraction form
    2,653,472.22/3,980,186.47 = 760,215.48/x
  3. Step 3: Cross multiply
    2,653,472.22x = 3,980,186.47 × 760,215.48
  4. Step 4: Simplify right side
    2,653,472.22x = 3,025,799,363,979.48
  5. Step 5: Solve for x
    x = 3,025,799,363,979.48/2,653,472.22
  6. Step 6: Final answer
    x = 1,140,316.96

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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.