Home / 2,912,130.65-4,367,496.13-1,491,455.45

Finding the Fourth Proportional to 2,912,130.65, 4,367,496.13 and 1,491,455.45

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Solution

The fourth proportional to 2,912,130.65, 4,367,496.13 and 1,491,455.45 is: 2,236,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,130.65 : 4,367,496.13 = 1,491,455.45 : x
  2. Step 2: Convert to fraction form
    2,912,130.65/4,367,496.13 = 1,491,455.45/x
  3. Step 3: Cross multiply
    2,912,130.65x = 4,367,496.13 × 1,491,455.45
  4. Step 4: Simplify right side
    2,912,130.65x = 6,513,925,905,942.41
  5. Step 5: Solve for x
    x = 6,513,925,905,942.41/2,912,130.65
  6. Step 6: Final answer
    x = 2,236,824.75

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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.