Home / 1,425,735.36-1,967,454.72-852,436.80

Finding the Fourth Proportional to 1,425,735.36, 1,967,454.72 and 852,436.80

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Solution

The fourth proportional to 1,425,735.36, 1,967,454.72 and 852,436.80 is: 1,176,326.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,735.36 : 1,967,454.72 = 852,436.80 : x
  2. Step 2: Convert to fraction form
    1,425,735.36/1,967,454.72 = 852,436.80/x
  3. Step 3: Cross multiply
    1,425,735.36x = 1,967,454.72 × 852,436.80
  4. Step 4: Simplify right side
    1,425,735.36x = 1,677,130,805,661.70
  5. Step 5: Solve for x
    x = 1,677,130,805,661.70/1,425,735.36
  6. Step 6: Final answer
    x = 1,176,326.86

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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.