Home / 1,760,405.84-2,429,398.68-1,072,109.96

Finding the Fourth Proportional to 1,760,405.84, 2,429,398.68 and 1,072,109.96

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Solution

The fourth proportional to 1,760,405.84, 2,429,398.68 and 1,072,109.96 is: 1,479,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,405.84 : 2,429,398.68 = 1,072,109.96 : x
  2. Step 2: Convert to fraction form
    1,760,405.84/2,429,398.68 = 1,072,109.96/x
  3. Step 3: Cross multiply
    1,760,405.84x = 2,429,398.68 × 1,072,109.96
  4. Step 4: Simplify right side
    1,760,405.84x = 2,604,582,521,638.85
  5. Step 5: Solve for x
    x = 2,604,582,521,638.85/1,760,405.84
  6. Step 6: Final answer
    x = 1,479,535.27

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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.