Home / 2,088,215.20-3,132,668.40-890,711.20

Finding the Fourth Proportional to 2,088,215.20, 3,132,668.40 and 890,711.20

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Solution

The fourth proportional to 2,088,215.20, 3,132,668.40 and 890,711.20 is: 1,336,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,215.20 : 3,132,668.40 = 890,711.20 : x
  2. Step 2: Convert to fraction form
    2,088,215.20/3,132,668.40 = 890,711.20/x
  3. Step 3: Cross multiply
    2,088,215.20x = 3,132,668.40 × 890,711.20
  4. Step 4: Simplify right side
    2,088,215.20x = 2,790,302,829,766.08
  5. Step 5: Solve for x
    x = 2,790,302,829,766.08/2,088,215.20
  6. Step 6: Final answer
    x = 1,336,214.21

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1.5x scale

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.