Home / 2,154,830.40-3,232,245.60-1,557,633.60

Finding the Fourth Proportional to 2,154,830.40, 3,232,245.60 and 1,557,633.60

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Solution

The fourth proportional to 2,154,830.40, 3,232,245.60 and 1,557,633.60 is: 2,336,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,830.40 : 3,232,245.60 = 1,557,633.60 : x
  2. Step 2: Convert to fraction form
    2,154,830.40/3,232,245.60 = 1,557,633.60/x
  3. Step 3: Cross multiply
    2,154,830.40x = 3,232,245.60 × 1,557,633.60
  4. Step 4: Simplify right side
    2,154,830.40x = 5,034,654,350,012.16
  5. Step 5: Solve for x
    x = 5,034,654,350,012.16/2,154,830.40
  6. Step 6: Final answer
    x = 2,336,450.40

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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.