Home / 1,556,167.60-2,334,251.40-434,236.60

Finding the Fourth Proportional to 1,556,167.60, 2,334,251.40 and 434,236.60

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Solution

The fourth proportional to 1,556,167.60, 2,334,251.40 and 434,236.60 is: 651,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,167.60 : 2,334,251.40 = 434,236.60 : x
  2. Step 2: Convert to fraction form
    1,556,167.60/2,334,251.40 = 434,236.60/x
  3. Step 3: Cross multiply
    1,556,167.60x = 2,334,251.40 × 434,236.60
  4. Step 4: Simplify right side
    1,556,167.60x = 1,013,617,391,481.24
  5. Step 5: Solve for x
    x = 1,013,617,391,481.24/1,556,167.60
  6. Step 6: Final answer
    x = 651,354.90

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Double scale
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Similar ratio
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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.