Home / 1,559,939.12-2,339,612.76-760,416.56

Finding the Fourth Proportional to 1,559,939.12, 2,339,612.76 and 760,416.56

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Solution

The fourth proportional to 1,559,939.12, 2,339,612.76 and 760,416.56 is: 1,140,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,939.12 : 2,339,612.76 = 760,416.56 : x
  2. Step 2: Convert to fraction form
    1,559,939.12/2,339,612.76 = 760,416.56/x
  3. Step 3: Cross multiply
    1,559,939.12x = 2,339,612.76 × 760,416.56
  4. Step 4: Simplify right side
    1,559,939.12x = 1,779,080,286,691.31
  5. Step 5: Solve for x
    x = 1,779,080,286,691.31/1,559,939.12
  6. Step 6: Final answer
    x = 1,140,480.59

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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.