Home / 3,670,538.80-5,506,585.80-1,111,543.60

Finding the Fourth Proportional to 3,670,538.80, 5,506,585.80 and 1,111,543.60

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Solution

The fourth proportional to 3,670,538.80, 5,506,585.80 and 1,111,543.60 is: 1,667,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,538.80 : 5,506,585.80 = 1,111,543.60 : x
  2. Step 2: Convert to fraction form
    3,670,538.80/5,506,585.80 = 1,111,543.60/x
  3. Step 3: Cross multiply
    3,670,538.80x = 5,506,585.80 × 1,111,543.60
  4. Step 4: Simplify right side
    3,670,538.80x = 6,120,810,203,840.88
  5. Step 5: Solve for x
    x = 6,120,810,203,840.88/3,670,538.80
  6. Step 6: Final answer
    x = 1,667,550.88

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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.