Home / 1,498,717.95-2,068,229.30-810,388.16

Finding the Fourth Proportional to 1,498,717.95, 2,068,229.30 and 810,388.16

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Solution

The fourth proportional to 1,498,717.95, 2,068,229.30 and 810,388.16 is: 1,118,334.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,717.95 : 2,068,229.30 = 810,388.16 : x
  2. Step 2: Convert to fraction form
    1,498,717.95/2,068,229.30 = 810,388.16/x
  3. Step 3: Cross multiply
    1,498,717.95x = 2,068,229.30 × 810,388.16
  4. Step 4: Simplify right side
    1,498,717.95x = 1,676,068,534,806.29
  5. Step 5: Solve for x
    x = 1,676,068,534,806.29/1,498,717.95
  6. Step 6: Final answer
    x = 1,118,334.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.