Home / 1,498,718.95-2,068,230.68-810,389.16

Finding the Fourth Proportional to 1,498,718.95, 2,068,230.68 and 810,389.16

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Solution

The fourth proportional to 1,498,718.95, 2,068,230.68 and 810,389.16 is: 1,118,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,718.95 : 2,068,230.68 = 810,389.16 : x
  2. Step 2: Convert to fraction form
    1,498,718.95/2,068,230.68 = 810,389.16/x
  3. Step 3: Cross multiply
    1,498,718.95x = 2,068,230.68 × 810,389.16
  4. Step 4: Simplify right side
    1,498,718.95x = 1,676,071,723,451.43
  5. Step 5: Solve for x
    x = 1,676,071,723,451.43/1,498,718.95
  6. Step 6: Final answer
    x = 1,118,336.25

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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.