Home / 2,810,746.68-3,878,842.85-1,521,587.03

Finding the Fourth Proportional to 2,810,746.68, 3,878,842.85 and 1,521,587.03

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Solution

The fourth proportional to 2,810,746.68, 3,878,842.85 and 1,521,587.03 is: 2,099,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,746.68 : 3,878,842.85 = 1,521,587.03 : x
  2. Step 2: Convert to fraction form
    2,810,746.68/3,878,842.85 = 1,521,587.03/x
  3. Step 3: Cross multiply
    2,810,746.68x = 3,878,842.85 × 1,521,587.03
  4. Step 4: Simplify right side
    2,810,746.68x = 5,901,996,950,672.04
  5. Step 5: Solve for x
    x = 5,901,996,950,672.04/2,810,746.68
  6. Step 6: Final answer
    x = 2,099,796.83

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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.