Home / 1,023,863.69-1,534,599.54-770,329.51

Finding the Fourth Proportional to 1,023,863.69, 1,534,599.54 and 770,329.51

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Solution

The fourth proportional to 1,023,863.69, 1,534,599.54 and 770,329.51 is: 1,154,594.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,863.69 : 1,534,599.54 = 770,329.51 : x
  2. Step 2: Convert to fraction form
    1,023,863.69/1,534,599.54 = 770,329.51/x
  3. Step 3: Cross multiply
    1,023,863.69x = 1,534,599.54 × 770,329.51
  4. Step 4: Simplify right side
    1,023,863.69x = 1,182,147,307,857.93
  5. Step 5: Solve for x
    x = 1,182,147,307,857.93/1,023,863.69
  6. Step 6: Final answer
    x = 1,154,594.42

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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.