Home / 2,159,570.83-3,239,023.33-720,279.40

Finding the Fourth Proportional to 2,159,570.83, 3,239,023.33 and 720,279.40

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Solution

The fourth proportional to 2,159,570.83, 3,239,023.33 and 720,279.40 is: 1,080,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,570.83 : 3,239,023.33 = 720,279.40 : x
  2. Step 2: Convert to fraction form
    2,159,570.83/3,239,023.33 = 720,279.40/x
  3. Step 3: Cross multiply
    2,159,570.83x = 3,239,023.33 × 720,279.40
  4. Step 4: Simplify right side
    2,159,570.83x = 2,333,001,780,718.40
  5. Step 5: Solve for x
    x = 2,333,001,780,718.40/2,159,570.83
  6. Step 6: Final answer
    x = 1,080,308.06

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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.