Home / 1,900,298.90-2,622,380.06-1,029,126.53

Finding the Fourth Proportional to 1,900,298.90, 2,622,380.06 and 1,029,126.53

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Solution

The fourth proportional to 1,900,298.90, 2,622,380.06 and 1,029,126.53 is: 1,420,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,298.90 : 2,622,380.06 = 1,029,126.53 : x
  2. Step 2: Convert to fraction form
    1,900,298.90/2,622,380.06 = 1,029,126.53/x
  3. Step 3: Cross multiply
    1,900,298.90x = 2,622,380.06 × 1,029,126.53
  4. Step 4: Simplify right side
    1,900,298.90x = 2,698,760,873,231.46
  5. Step 5: Solve for x
    x = 2,698,760,873,231.46/1,900,298.90
  6. Step 6: Final answer
    x = 1,420,177.05

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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.