Home / 3,132,245.60-4,698,368.40-2,775,327.20

Finding the Fourth Proportional to 3,132,245.60, 4,698,368.40 and 2,775,327.20

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Solution

The fourth proportional to 3,132,245.60, 4,698,368.40 and 2,775,327.20 is: 4,162,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,245.60 : 4,698,368.40 = 2,775,327.20 : x
  2. Step 2: Convert to fraction form
    3,132,245.60/4,698,368.40 = 2,775,327.20/x
  3. Step 3: Cross multiply
    3,132,245.60x = 4,698,368.40 × 2,775,327.20
  4. Step 4: Simplify right side
    3,132,245.60x = 13,039,509,616,140.48
  5. Step 5: Solve for x
    x = 13,039,509,616,140.48/3,132,245.60
  6. Step 6: Final answer
    x = 4,162,990.80

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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.