Home / 3,189,721.68-4,779,166.32-1,924,891.56

Finding the Fourth Proportional to 3,189,721.68, 4,779,166.32 and 1,924,891.56

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Solution

The fourth proportional to 3,189,721.68, 4,779,166.32 and 1,924,891.56 is: 2,884,068.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,721.68 : 4,779,166.32 = 1,924,891.56 : x
  2. Step 2: Convert to fraction form
    3,189,721.68/4,779,166.32 = 1,924,891.56/x
  3. Step 3: Cross multiply
    3,189,721.68x = 4,779,166.32 × 1,924,891.56
  4. Step 4: Simplify right side
    3,189,721.68x = 9,199,376,913,204.26
  5. Step 5: Solve for x
    x = 9,199,376,913,204.26/3,189,721.68
  6. Step 6: Final answer
    x = 2,884,068.84

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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.