Home / 1,440,783.29-1,988,111.66-796,165.04

Finding the Fourth Proportional to 1,440,783.29, 1,988,111.66 and 796,165.04

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Solution

The fourth proportional to 1,440,783.29, 1,988,111.66 and 796,165.04 is: 1,098,614.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,783.29 : 1,988,111.66 = 796,165.04 : x
  2. Step 2: Convert to fraction form
    1,440,783.29/1,988,111.66 = 796,165.04/x
  3. Step 3: Cross multiply
    1,440,783.29x = 1,988,111.66 × 796,165.04
  4. Step 4: Simplify right side
    1,440,783.29x = 1,582,864,985,386.98
  5. Step 5: Solve for x
    x = 1,582,864,985,386.98/1,440,783.29
  6. Step 6: Final answer
    x = 1,098,614.21

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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.