Home / 1,321,606.80-1,823,704.32-732,925.20

Finding the Fourth Proportional to 1,321,606.80, 1,823,704.32 and 732,925.20

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Solution

The fourth proportional to 1,321,606.80, 1,823,704.32 and 732,925.20 is: 1,011,374.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,606.80 : 1,823,704.32 = 732,925.20 : x
  2. Step 2: Convert to fraction form
    1,321,606.80/1,823,704.32 = 732,925.20/x
  3. Step 3: Cross multiply
    1,321,606.80x = 1,823,704.32 × 732,925.20
  4. Step 4: Simplify right side
    1,321,606.80x = 1,336,638,853,476.86
  5. Step 5: Solve for x
    x = 1,336,638,853,476.86/1,321,606.80
  6. Step 6: Final answer
    x = 1,011,374.07

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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.