Home / 1,902,397.11-2,625,307.38-1,042,938.93

Finding the Fourth Proportional to 1,902,397.11, 2,625,307.38 and 1,042,938.93

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Solution

The fourth proportional to 1,902,397.11, 2,625,307.38 and 1,042,938.93 is: 1,439,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,397.11 : 2,625,307.38 = 1,042,938.93 : x
  2. Step 2: Convert to fraction form
    1,902,397.11/2,625,307.38 = 1,042,938.93/x
  3. Step 3: Cross multiply
    1,902,397.11x = 2,625,307.38 × 1,042,938.93
  4. Step 4: Simplify right side
    1,902,397.11x = 2,738,035,269,818.30
  5. Step 5: Solve for x
    x = 2,738,035,269,818.30/1,902,397.11
  6. Step 6: Final answer
    x = 1,439,255.38

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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.