Home / 2,159,514.14-2,980,129.47-1,254,154.46

Finding the Fourth Proportional to 2,159,514.14, 2,980,129.47 and 1,254,154.46

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Solution

The fourth proportional to 2,159,514.14, 2,980,129.47 and 1,254,154.46 is: 1,730,733.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,514.14 : 2,980,129.47 = 1,254,154.46 : x
  2. Step 2: Convert to fraction form
    2,159,514.14/2,980,129.47 = 1,254,154.46/x
  3. Step 3: Cross multiply
    2,159,514.14x = 2,980,129.47 × 1,254,154.46
  4. Step 4: Simplify right side
    2,159,514.14x = 3,737,542,666,177.94
  5. Step 5: Solve for x
    x = 3,737,542,666,177.94/2,159,514.14
  6. Step 6: Final answer
    x = 1,730,733.13

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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.