Home / 2,078,703.30-3,117,617.55-880,664.70

Finding the Fourth Proportional to 2,078,703.30, 3,117,617.55 and 880,664.70

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Solution

The fourth proportional to 2,078,703.30, 3,117,617.55 and 880,664.70 is: 1,320,811.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,703.30 : 3,117,617.55 = 880,664.70 : x
  2. Step 2: Convert to fraction form
    2,078,703.30/3,117,617.55 = 880,664.70/x
  3. Step 3: Cross multiply
    2,078,703.30x = 3,117,617.55 × 880,664.70
  4. Step 4: Simplify right side
    2,078,703.30x = 2,745,575,724,385.49
  5. Step 5: Solve for x
    x = 2,745,575,724,385.49/2,078,703.30
  6. Step 6: Final answer
    x = 1,320,811.74

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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.