Home / 1,868,484.52-2,578,514.34-1,083,702.52

Finding the Fourth Proportional to 1,868,484.52, 2,578,514.34 and 1,083,702.52

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Solution

The fourth proportional to 1,868,484.52, 2,578,514.34 and 1,083,702.52 is: 1,495,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,484.52 : 2,578,514.34 = 1,083,702.52 : x
  2. Step 2: Convert to fraction form
    1,868,484.52/2,578,514.34 = 1,083,702.52/x
  3. Step 3: Cross multiply
    1,868,484.52x = 2,578,514.34 × 1,083,702.52
  4. Step 4: Simplify right side
    1,868,484.52x = 2,794,342,488,114.14
  5. Step 5: Solve for x
    x = 2,794,342,488,114.14/1,868,484.52
  6. Step 6: Final answer
    x = 1,495,512.78

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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.