Home / 3,996,582.57-5,515,280.04-2,161,036.47

Finding the Fourth Proportional to 3,996,582.57, 5,515,280.04 and 2,161,036.47

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Solution

The fourth proportional to 3,996,582.57, 5,515,280.04 and 2,161,036.47 is: 2,982,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,582.57 : 5,515,280.04 = 2,161,036.47 : x
  2. Step 2: Convert to fraction form
    3,996,582.57/5,515,280.04 = 2,161,036.47/x
  3. Step 3: Cross multiply
    3,996,582.57x = 5,515,280.04 × 2,161,036.47
  4. Step 4: Simplify right side
    3,996,582.57x = 11,918,721,308,703.06
  5. Step 5: Solve for x
    x = 11,918,721,308,703.06/3,996,582.57
  6. Step 6: Final answer
    x = 2,982,228.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.