Home / 1,037,755.72-1,556,680.21-318,044.70

Finding the Fourth Proportional to 1,037,755.72, 1,556,680.21 and 318,044.70

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Solution

The fourth proportional to 1,037,755.72, 1,556,680.21 and 318,044.70 is: 477,081.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,755.72 : 1,556,680.21 = 318,044.70 : x
  2. Step 2: Convert to fraction form
    1,037,755.72/1,556,680.21 = 318,044.70/x
  3. Step 3: Cross multiply
    1,037,755.72x = 1,556,680.21 × 318,044.70
  4. Step 4: Simplify right side
    1,037,755.72x = 495,093,889,590.28
  5. Step 5: Solve for x
    x = 495,093,889,590.28/1,037,755.72
  6. Step 6: Final answer
    x = 477,081.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.