Home / 1,559,920.92-2,339,416.44-661,348.24

Finding the Fourth Proportional to 1,559,920.92, 2,339,416.44 and 661,348.24

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Solution

The fourth proportional to 1,559,920.92, 2,339,416.44 and 661,348.24 is: 991,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,920.92 : 2,339,416.44 = 661,348.24 : x
  2. Step 2: Convert to fraction form
    1,559,920.92/2,339,416.44 = 661,348.24/x
  3. Step 3: Cross multiply
    1,559,920.92x = 2,339,416.44 × 661,348.24
  4. Step 4: Simplify right side
    1,559,920.92x = 1,547,168,945,221.07
  5. Step 5: Solve for x
    x = 1,547,168,945,221.07/1,559,920.92
  6. Step 6: Final answer
    x = 991,825.24

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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.