Home / 1,260,748-1,739,832.24-808,039

Finding the Fourth Proportional to 1,260,748, 1,739,832.24 and 808,039

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Solution

The fourth proportional to 1,260,748, 1,739,832.24 and 808,039 is: 1,115,093.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,748 : 1,739,832.24 = 808,039 : x
  2. Step 2: Convert to fraction form
    1,260,748/1,739,832.24 = 808,039/x
  3. Step 3: Cross multiply
    1,260,748x = 1,739,832.24 × 808,039
  4. Step 4: Simplify right side
    1,260,748x = 1,405,852,303,377.36
  5. Step 5: Solve for x
    x = 1,405,852,303,377.36/1,260,748
  6. Step 6: Final answer
    x = 1,115,093.82

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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.