Home / 1,275,717.84-1,760,482.44-702,744.72

Finding the Fourth Proportional to 1,275,717.84, 1,760,482.44 and 702,744.72

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Solution

The fourth proportional to 1,275,717.84, 1,760,482.44 and 702,744.72 is: 969,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,717.84 : 1,760,482.44 = 702,744.72 : x
  2. Step 2: Convert to fraction form
    1,275,717.84/1,760,482.44 = 702,744.72/x
  3. Step 3: Cross multiply
    1,275,717.84x = 1,760,482.44 × 702,744.72
  4. Step 4: Simplify right side
    1,275,717.84x = 1,237,169,739,362.72
  5. Step 5: Solve for x
    x = 1,237,169,739,362.72/1,275,717.84
  6. Step 6: Final answer
    x = 969,783.21

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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.