Home / 1,037,820.90-1,556,585.55-327,920.70

Finding the Fourth Proportional to 1,037,820.90, 1,556,585.55 and 327,920.70

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Solution

The fourth proportional to 1,037,820.90, 1,556,585.55 and 327,920.70 is: 491,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,820.90 : 1,556,585.55 = 327,920.70 : x
  2. Step 2: Convert to fraction form
    1,037,820.90/1,556,585.55 = 327,920.70/x
  3. Step 3: Cross multiply
    1,037,820.90x = 1,556,585.55 × 327,920.70
  4. Step 4: Simplify right side
    1,037,820.90x = 510,436,623,165.89
  5. Step 5: Solve for x
    x = 510,436,623,165.89/1,037,820.90
  6. Step 6: Final answer
    x = 491,834.98

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1.5x scale

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.