Home / 1,023,736.87-1,536,547.74-518,649.22

Finding the Fourth Proportional to 1,023,736.87, 1,536,547.74 and 518,649.22

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Solution

The fourth proportional to 1,023,736.87, 1,536,547.74 and 518,649.22 is: 778,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,736.87 : 1,536,547.74 = 518,649.22 : x
  2. Step 2: Convert to fraction form
    1,023,736.87/1,536,547.74 = 518,649.22/x
  3. Step 3: Cross multiply
    1,023,736.87x = 1,536,547.74 × 518,649.22
  4. Step 4: Simplify right side
    1,023,736.87x = 796,929,286,843.76
  5. Step 5: Solve for x
    x = 796,929,286,843.76/1,023,736.87
  6. Step 6: Final answer
    x = 778,451.29

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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.