Home / 3,637,693.62-5,020,985.39-2,148,849.66

Finding the Fourth Proportional to 3,637,693.62, 5,020,985.39 and 2,148,849.66

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Solution

The fourth proportional to 3,637,693.62, 5,020,985.39 and 2,148,849.66 is: 2,965,984.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637,693.62 : 5,020,985.39 = 2,148,849.66 : x
  2. Step 2: Convert to fraction form
    3,637,693.62/5,020,985.39 = 2,148,849.66/x
  3. Step 3: Cross multiply
    3,637,693.62x = 5,020,985.39 × 2,148,849.66
  4. Step 4: Simplify right side
    3,637,693.62x = 10,789,342,748,166.47
  5. Step 5: Solve for x
    x = 10,789,342,748,166.47/3,637,693.62
  6. Step 6: Final answer
    x = 2,965,984.46

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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.