Home / 1,218,277.72-1,827,338.76-376,759

Finding the Fourth Proportional to 1,218,277.72, 1,827,338.76 and 376,759

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Solution

The fourth proportional to 1,218,277.72, 1,827,338.76 and 376,759 is: 565,114.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,277.72 : 1,827,338.76 = 376,759 : x
  2. Step 2: Convert to fraction form
    1,218,277.72/1,827,338.76 = 376,759/x
  3. Step 3: Cross multiply
    1,218,277.72x = 1,827,338.76 × 376,759
  4. Step 4: Simplify right side
    1,218,277.72x = 688,466,323,878.84
  5. Step 5: Solve for x
    x = 688,466,323,878.84/1,218,277.72
  6. Step 6: Final answer
    x = 565,114.43

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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.