Home / 1,152,003.60-1,728,005.40-1,037,842.20

Finding the Fourth Proportional to 1,152,003.60, 1,728,005.40 and 1,037,842.20

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Solution

The fourth proportional to 1,152,003.60, 1,728,005.40 and 1,037,842.20 is: 1,556,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,003.60 : 1,728,005.40 = 1,037,842.20 : x
  2. Step 2: Convert to fraction form
    1,152,003.60/1,728,005.40 = 1,037,842.20/x
  3. Step 3: Cross multiply
    1,152,003.60x = 1,728,005.40 × 1,037,842.20
  4. Step 4: Simplify right side
    1,152,003.60x = 1,793,396,925,947.88
  5. Step 5: Solve for x
    x = 1,793,396,925,947.88/1,152,003.60
  6. Step 6: Final answer
    x = 1,556,763.30

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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.