Home / 1,425,860-1,967,686.80-852,924.32

Finding the Fourth Proportional to 1,425,860, 1,967,686.80 and 852,924.32

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Solution

The fourth proportional to 1,425,860, 1,967,686.80 and 852,924.32 is: 1,177,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,860 : 1,967,686.80 = 852,924.32 : x
  2. Step 2: Convert to fraction form
    1,425,860/1,967,686.80 = 852,924.32/x
  3. Step 3: Cross multiply
    1,425,860x = 1,967,686.80 × 852,924.32
  4. Step 4: Simplify right side
    1,425,860x = 1,678,287,925,862.98
  5. Step 5: Solve for x
    x = 1,678,287,925,862.98/1,425,860
  6. Step 6: Final answer
    x = 1,177,035.56

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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.