Home / 1,217,142.04-1,826,762.82-469,712.92

Finding the Fourth Proportional to 1,217,142.04, 1,826,762.82 and 469,712.92

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Solution

The fourth proportional to 1,217,142.04, 1,826,762.82 and 469,712.92 is: 704,974.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,142.04 : 1,826,762.82 = 469,712.92 : x
  2. Step 2: Convert to fraction form
    1,217,142.04/1,826,762.82 = 469,712.92/x
  3. Step 3: Cross multiply
    1,217,142.04x = 1,826,762.82 × 469,712.92
  4. Step 4: Simplify right side
    1,217,142.04x = 858,054,098,329.63
  5. Step 5: Solve for x
    x = 858,054,098,329.63/1,217,142.04
  6. Step 6: Final answer
    x = 704,974.50

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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.