Home / 1,037,971.60-1,556,842.20-850,656.40

Finding the Fourth Proportional to 1,037,971.60, 1,556,842.20 and 850,656.40

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Solution

The fourth proportional to 1,037,971.60, 1,556,842.20 and 850,656.40 is: 1,275,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,971.60 : 1,556,842.20 = 850,656.40 : x
  2. Step 2: Convert to fraction form
    1,037,971.60/1,556,842.20 = 850,656.40/x
  3. Step 3: Cross multiply
    1,037,971.60x = 1,556,842.20 × 850,656.40
  4. Step 4: Simplify right side
    1,037,971.60x = 1,324,337,781,220.08
  5. Step 5: Solve for x
    x = 1,324,337,781,220.08/1,037,971.60
  6. Step 6: Final answer
    x = 1,275,890.19

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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.