Home / 3,743,670.30-5,615,505.45-1,219,325.55

Finding the Fourth Proportional to 3,743,670.30, 5,615,505.45 and 1,219,325.55

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Solution

The fourth proportional to 3,743,670.30, 5,615,505.45 and 1,219,325.55 is: 1,828,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,670.30 : 5,615,505.45 = 1,219,325.55 : x
  2. Step 2: Convert to fraction form
    3,743,670.30/5,615,505.45 = 1,219,325.55/x
  3. Step 3: Cross multiply
    3,743,670.30x = 5,615,505.45 × 1,219,325.55
  4. Step 4: Simplify right side
    3,743,670.30x = 6,847,129,271,349.25
  5. Step 5: Solve for x
    x = 6,847,129,271,349.25/3,743,670.30
  6. Step 6: Final answer
    x = 1,828,988.33

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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.