Home / 1,925,144.20-2,884,217.10-1,176,315.40

Finding the Fourth Proportional to 1,925,144.20, 2,884,217.10 and 1,176,315.40

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Solution

The fourth proportional to 1,925,144.20, 2,884,217.10 and 1,176,315.40 is: 1,762,334.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,144.20 : 2,884,217.10 = 1,176,315.40 : x
  2. Step 2: Convert to fraction form
    1,925,144.20/2,884,217.10 = 1,176,315.40/x
  3. Step 3: Cross multiply
    1,925,144.20x = 2,884,217.10 × 1,176,315.40
  4. Step 4: Simplify right side
    1,925,144.20x = 3,392,748,991,673.34
  5. Step 5: Solve for x
    x = 3,392,748,991,673.34/1,925,144.20
  6. Step 6: Final answer
    x = 1,762,334.99

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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.