Home / 1,576,710.78-2,175,862.98-897,647.28

Finding the Fourth Proportional to 1,576,710.78, 2,175,862.98 and 897,647.28

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Solution

The fourth proportional to 1,576,710.78, 2,175,862.98 and 897,647.28 is: 1,238,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,710.78 : 2,175,862.98 = 897,647.28 : x
  2. Step 2: Convert to fraction form
    1,576,710.78/2,175,862.98 = 897,647.28/x
  3. Step 3: Cross multiply
    1,576,710.78x = 2,175,862.98 × 897,647.28
  4. Step 4: Simplify right side
    1,576,710.78x = 1,953,157,485,649.69
  5. Step 5: Solve for x
    x = 1,953,157,485,649.69/1,576,710.78
  6. Step 6: Final answer
    x = 1,238,754.44

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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.