Home / 1,902,447.61-2,625,377.07-1,042,989.42

Finding the Fourth Proportional to 1,902,447.61, 2,625,377.07 and 1,042,989.42

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Solution

The fourth proportional to 1,902,447.61, 2,625,377.07 and 1,042,989.42 is: 1,439,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,447.61 : 2,625,377.07 = 1,042,989.42 : x
  2. Step 2: Convert to fraction form
    1,902,447.61/2,625,377.07 = 1,042,989.42/x
  3. Step 3: Cross multiply
    1,902,447.61x = 2,625,377.07 × 1,042,989.42
  4. Step 4: Simplify right side
    1,902,447.61x = 2,738,240,507,520.60
  5. Step 5: Solve for x
    x = 2,738,240,507,520.60/1,902,447.61
  6. Step 6: Final answer
    x = 1,439,325.05

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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.