Home / 5,182,001.29-7,773,998.24-1,986,878.30

Finding the Fourth Proportional to 5,182,001.29, 7,773,998.24 and 1,986,878.30

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Solution

The fourth proportional to 5,182,001.29, 7,773,998.24 and 1,986,878.30 is: 2,980,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,001.29 : 7,773,998.24 = 1,986,878.30 : x
  2. Step 2: Convert to fraction form
    5,182,001.29/7,773,998.24 = 1,986,878.30/x
  3. Step 3: Cross multiply
    5,182,001.29x = 7,773,998.24 × 1,986,878.30
  4. Step 4: Simplify right side
    5,182,001.29x = 15,445,988,362,215.21
  5. Step 5: Solve for x
    x = 15,445,988,362,215.21/5,182,001.29
  6. Step 6: Final answer
    x = 2,980,699.44

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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.