Home / 2,195,133.40-3,291,144.90-997,629.40

Finding the Fourth Proportional to 2,195,133.40, 3,291,144.90 and 997,629.40

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Solution

The fourth proportional to 2,195,133.40, 3,291,144.90 and 997,629.40 is: 1,495,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,133.40 : 3,291,144.90 = 997,629.40 : x
  2. Step 2: Convert to fraction form
    2,195,133.40/3,291,144.90 = 997,629.40/x
  3. Step 3: Cross multiply
    2,195,133.40x = 3,291,144.90 × 997,629.40
  4. Step 4: Simplify right side
    2,195,133.40x = 3,283,342,911,900.06
  5. Step 5: Solve for x
    x = 3,283,342,911,900.06/2,195,133.40
  6. Step 6: Final answer
    x = 1,495,737.30

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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.