Home / 1,277,533.40-1,912,314.29-940,954.10

Finding the Fourth Proportional to 1,277,533.40, 1,912,314.29 and 940,954.10

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Solution

The fourth proportional to 1,277,533.40, 1,912,314.29 and 940,954.10 is: 1,408,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,533.40 : 1,912,314.29 = 940,954.10 : x
  2. Step 2: Convert to fraction form
    1,277,533.40/1,912,314.29 = 940,954.10/x
  3. Step 3: Cross multiply
    1,277,533.40x = 1,912,314.29 × 940,954.10
  4. Step 4: Simplify right side
    1,277,533.40x = 1,799,399,957,397.75
  5. Step 5: Solve for x
    x = 1,799,399,957,397.75/1,277,533.40
  6. Step 6: Final answer
    x = 1,408,495.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.