Home / 1,996,886.90-2,997,987.59-1,050,921.92

Finding the Fourth Proportional to 1,996,886.90, 2,997,987.59 and 1,050,921.92

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Solution

The fourth proportional to 1,996,886.90, 2,997,987.59 and 1,050,921.92 is: 1,577,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,886.90 : 2,997,987.59 = 1,050,921.92 : x
  2. Step 2: Convert to fraction form
    1,996,886.90/2,997,987.59 = 1,050,921.92/x
  3. Step 3: Cross multiply
    1,996,886.90x = 2,997,987.59 × 1,050,921.92
  4. Step 4: Simplify right side
    1,996,886.90x = 3,150,650,875,909.41
  5. Step 5: Solve for x
    x = 3,150,650,875,909.41/1,996,886.90
  6. Step 6: Final answer
    x = 1,577,781.33

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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.