Home / 2,078,411.70-3,117,617.55-582,309.30

Finding the Fourth Proportional to 2,078,411.70, 3,117,617.55 and 582,309.30

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Solution

The fourth proportional to 2,078,411.70, 3,117,617.55 and 582,309.30 is: 873,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,411.70 : 3,117,617.55 = 582,309.30 : x
  2. Step 2: Convert to fraction form
    2,078,411.70/3,117,617.55 = 582,309.30/x
  3. Step 3: Cross multiply
    2,078,411.70x = 3,117,617.55 × 582,309.30
  4. Step 4: Simplify right side
    2,078,411.70x = 1,815,417,693,208.22
  5. Step 5: Solve for x
    x = 1,815,417,693,208.22/2,078,411.70
  6. Step 6: Final answer
    x = 873,463.95

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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.