Home / 3,549,764.80-5,321,536.80-2,130,385.60

Finding the Fourth Proportional to 3,549,764.80, 5,321,536.80 and 2,130,385.60

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Solution

The fourth proportional to 3,549,764.80, 5,321,536.80 and 2,130,385.60 is: 3,193,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,764.80 : 5,321,536.80 = 2,130,385.60 : x
  2. Step 2: Convert to fraction form
    3,549,764.80/5,321,536.80 = 2,130,385.60/x
  3. Step 3: Cross multiply
    3,549,764.80x = 5,321,536.80 × 2,130,385.60
  4. Step 4: Simplify right side
    3,549,764.80x = 11,336,925,368,590.08
  5. Step 5: Solve for x
    x = 11,336,925,368,590.08/3,549,764.80
  6. Step 6: Final answer
    x = 3,193,711.70

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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.