Home / 2,078,573.32-3,118,188.30-880,503.40

Finding the Fourth Proportional to 2,078,573.32, 3,118,188.30 and 880,503.40

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Solution

The fourth proportional to 2,078,573.32, 3,118,188.30 and 880,503.40 is: 1,320,894.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,573.32 : 3,118,188.30 = 880,503.40 : x
  2. Step 2: Convert to fraction form
    2,078,573.32/3,118,188.30 = 880,503.40/x
  3. Step 3: Cross multiply
    2,078,573.32x = 3,118,188.30 × 880,503.40
  4. Step 4: Simplify right side
    2,078,573.32x = 2,745,575,399,990.22
  5. Step 5: Solve for x
    x = 2,745,575,399,990.22/2,078,573.32
  6. Step 6: Final answer
    x = 1,320,894.18

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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.