Home / 2,565,883.60-3,849,680.40-860,195.50

Finding the Fourth Proportional to 2,565,883.60, 3,849,680.40 and 860,195.50

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Solution

The fourth proportional to 2,565,883.60, 3,849,680.40 and 860,195.50 is: 1,290,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,883.60 : 3,849,680.40 = 860,195.50 : x
  2. Step 2: Convert to fraction form
    2,565,883.60/3,849,680.40 = 860,195.50/x
  3. Step 3: Cross multiply
    2,565,883.60x = 3,849,680.40 × 860,195.50
  4. Step 4: Simplify right side
    2,565,883.60x = 3,311,477,756,518.20
  5. Step 5: Solve for x
    x = 3,311,477,756,518.20/2,565,883.60
  6. Step 6: Final answer
    x = 1,290,579.88

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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.