Home / 2,194,411.40-3,291,617.10-698,654.60

Finding the Fourth Proportional to 2,194,411.40, 3,291,617.10 and 698,654.60

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Solution

The fourth proportional to 2,194,411.40, 3,291,617.10 and 698,654.60 is: 1,047,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,411.40 : 3,291,617.10 = 698,654.60 : x
  2. Step 2: Convert to fraction form
    2,194,411.40/3,291,617.10 = 698,654.60/x
  3. Step 3: Cross multiply
    2,194,411.40x = 3,291,617.10 × 698,654.60
  4. Step 4: Simplify right side
    2,194,411.40x = 2,299,703,428,353.66
  5. Step 5: Solve for x
    x = 2,299,703,428,353.66/2,194,411.40
  6. Step 6: Final answer
    x = 1,047,981.90

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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.