Home / 1,223,908.64-1,835,806.92-425,252.69

Finding the Fourth Proportional to 1,223,908.64, 1,835,806.92 and 425,252.69

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Solution

The fourth proportional to 1,223,908.64, 1,835,806.92 and 425,252.69 is: 637,859.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,908.64 : 1,835,806.92 = 425,252.69 : x
  2. Step 2: Convert to fraction form
    1,223,908.64/1,835,806.92 = 425,252.69/x
  3. Step 3: Cross multiply
    1,223,908.64x = 1,835,806.92 × 425,252.69
  4. Step 4: Simplify right side
    1,223,908.64x = 780,681,827,161.16
  5. Step 5: Solve for x
    x = 780,681,827,161.16/1,223,908.64
  6. Step 6: Final answer
    x = 637,859.56

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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.