Home / 2,195,132.40-3,291,143.40-997,628.40

Finding the Fourth Proportional to 2,195,132.40, 3,291,143.40 and 997,628.40

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Solution

The fourth proportional to 2,195,132.40, 3,291,143.40 and 997,628.40 is: 1,495,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,132.40 : 3,291,143.40 = 997,628.40 : x
  2. Step 2: Convert to fraction form
    2,195,132.40/3,291,143.40 = 997,628.40/x
  3. Step 3: Cross multiply
    2,195,132.40x = 3,291,143.40 × 997,628.40
  4. Step 4: Simplify right side
    2,195,132.40x = 3,283,338,124,312.56
  5. Step 5: Solve for x
    x = 3,283,338,124,312.56/2,195,132.40
  6. Step 6: Final answer
    x = 1,495,735.80

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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.