Home / 1,395,906.72-1,927,548.76-1,350,767.04

Finding the Fourth Proportional to 1,395,906.72, 1,927,548.76 and 1,350,767.04

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Solution

The fourth proportional to 1,395,906.72, 1,927,548.76 and 1,350,767.04 is: 1,865,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,906.72 : 1,927,548.76 = 1,350,767.04 : x
  2. Step 2: Convert to fraction form
    1,395,906.72/1,927,548.76 = 1,350,767.04/x
  3. Step 3: Cross multiply
    1,395,906.72x = 1,927,548.76 × 1,350,767.04
  4. Step 4: Simplify right side
    1,395,906.72x = 2,603,669,333,000.87
  5. Step 5: Solve for x
    x = 2,603,669,333,000.87/1,395,906.72
  6. Step 6: Final answer
    x = 1,865,217.28

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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.