Home / 1,908,148.97-2,633,308.98-1,123,072.59

Finding the Fourth Proportional to 1,908,148.97, 2,633,308.98 and 1,123,072.59

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Solution

The fourth proportional to 1,908,148.97, 2,633,308.98 and 1,123,072.59 is: 1,549,877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,148.97 : 2,633,308.98 = 1,123,072.59 : x
  2. Step 2: Convert to fraction form
    1,908,148.97/2,633,308.98 = 1,123,072.59/x
  3. Step 3: Cross multiply
    1,908,148.97x = 2,633,308.98 × 1,123,072.59
  4. Step 4: Simplify right side
    1,908,148.97x = 2,957,397,117,656.95
  5. Step 5: Solve for x
    x = 2,957,397,117,656.95/1,908,148.97
  6. Step 6: Final answer
    x = 1,549,877.48

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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.