Home / 1,277,082.94-1,762,386.38-704,143.48

Finding the Fourth Proportional to 1,277,082.94, 1,762,386.38 and 704,143.48

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Solution

The fourth proportional to 1,277,082.94, 1,762,386.38 and 704,143.48 is: 971,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,082.94 : 1,762,386.38 = 704,143.48 : x
  2. Step 2: Convert to fraction form
    1,277,082.94/1,762,386.38 = 704,143.48/x
  3. Step 3: Cross multiply
    1,277,082.94x = 1,762,386.38 × 704,143.48
  4. Step 4: Simplify right side
    1,277,082.94x = 1,240,972,878,717.80
  5. Step 5: Solve for x
    x = 1,240,972,878,717.80/1,277,082.94
  6. Step 6: Final answer
    x = 971,724.58

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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.