Home / 1,531,667.88-2,114,280.02-1,204,126.36

Finding the Fourth Proportional to 1,531,667.88, 2,114,280.02 and 1,204,126.36

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Solution

The fourth proportional to 1,531,667.88, 2,114,280.02 and 1,204,126.36 is: 1,662,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,667.88 : 2,114,280.02 = 1,204,126.36 : x
  2. Step 2: Convert to fraction form
    1,531,667.88/2,114,280.02 = 1,204,126.36/x
  3. Step 3: Cross multiply
    1,531,667.88x = 2,114,280.02 × 1,204,126.36
  4. Step 4: Simplify right side
    1,531,667.88x = 2,545,860,302,227.94
  5. Step 5: Solve for x
    x = 2,545,860,302,227.94/1,531,667.88
  6. Step 6: Final answer
    x = 1,662,149.04

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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.