Home / 2,713,280-4,069,997.76-718,736

Finding the Fourth Proportional to 2,713,280, 4,069,997.76 and 718,736

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Solution

The fourth proportional to 2,713,280, 4,069,997.76 and 718,736 is: 1,078,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713,280 : 4,069,997.76 = 718,736 : x
  2. Step 2: Convert to fraction form
    2,713,280/4,069,997.76 = 718,736/x
  3. Step 3: Cross multiply
    2,713,280x = 4,069,997.76 × 718,736
  4. Step 4: Simplify right side
    2,713,280x = 2,925,253,910,031.36
  5. Step 5: Solve for x
    x = 2,925,253,910,031.36/2,713,280
  6. Step 6: Final answer
    x = 1,078,124.60

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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.