Home / 1,321,526.69-1,823,560.57-732,811.32

Finding the Fourth Proportional to 1,321,526.69, 1,823,560.57 and 732,811.32

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Solution

The fourth proportional to 1,321,526.69, 1,823,560.57 and 732,811.32 is: 1,011,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,526.69 : 1,823,560.57 = 732,811.32 : x
  2. Step 2: Convert to fraction form
    1,321,526.69/1,823,560.57 = 732,811.32/x
  3. Step 3: Cross multiply
    1,321,526.69x = 1,823,560.57 × 732,811.32
  4. Step 4: Simplify right side
    1,321,526.69x = 1,336,325,826,569.62
  5. Step 5: Solve for x
    x = 1,336,325,826,569.62/1,321,526.69
  6. Step 6: Final answer
    x = 1,011,198.52

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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.