Home / 4,151,421.40-6,227,132.10-2,807,728.60

Finding the Fourth Proportional to 4,151,421.40, 6,227,132.10 and 2,807,728.60

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Solution

The fourth proportional to 4,151,421.40, 6,227,132.10 and 2,807,728.60 is: 4,211,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,421.40 : 6,227,132.10 = 2,807,728.60 : x
  2. Step 2: Convert to fraction form
    4,151,421.40/6,227,132.10 = 2,807,728.60/x
  3. Step 3: Cross multiply
    4,151,421.40x = 6,227,132.10 × 2,807,728.60
  4. Step 4: Simplify right side
    4,151,421.40x = 17,484,096,893,148.06
  5. Step 5: Solve for x
    x = 17,484,096,893,148.06/4,151,421.40
  6. Step 6: Final answer
    x = 4,211,592.90

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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.