Home / 1,277,617.80-1,912,439.88-941,038.50

Finding the Fourth Proportional to 1,277,617.80, 1,912,439.88 and 941,038.50

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Solution

The fourth proportional to 1,277,617.80, 1,912,439.88 and 941,038.50 is: 1,408,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,617.80 : 1,912,439.88 = 941,038.50 : x
  2. Step 2: Convert to fraction form
    1,277,617.80/1,912,439.88 = 941,038.50/x
  3. Step 3: Cross multiply
    1,277,617.80x = 1,912,439.88 × 941,038.50
  4. Step 4: Simplify right side
    1,277,617.80x = 1,799,679,556,015.38
  5. Step 5: Solve for x
    x = 1,799,679,556,015.38/1,277,617.80
  6. Step 6: Final answer
    x = 1,408,621.23

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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.