Home / 2,319,192.50-3,200,637.03-1,339,172.90

Finding the Fourth Proportional to 2,319,192.50, 3,200,637.03 and 1,339,172.90

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Solution

The fourth proportional to 2,319,192.50, 3,200,637.03 and 1,339,172.90 is: 1,848,146.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,192.50 : 3,200,637.03 = 1,339,172.90 : x
  2. Step 2: Convert to fraction form
    2,319,192.50/3,200,637.03 = 1,339,172.90/x
  3. Step 3: Cross multiply
    2,319,192.50x = 3,200,637.03 × 1,339,172.90
  4. Step 4: Simplify right side
    2,319,192.50x = 4,286,206,373,312.49
  5. Step 5: Solve for x
    x = 4,286,206,373,312.49/2,319,192.50
  6. Step 6: Final answer
    x = 1,848,146.01

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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.