Home / 1,345,456.46-2,017,041.63-626,215.85

Finding the Fourth Proportional to 1,345,456.46, 2,017,041.63 and 626,215.85

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Solution

The fourth proportional to 1,345,456.46, 2,017,041.63 and 626,215.85 is: 938,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,456.46 : 2,017,041.63 = 626,215.85 : x
  2. Step 2: Convert to fraction form
    1,345,456.46/2,017,041.63 = 626,215.85/x
  3. Step 3: Cross multiply
    1,345,456.46x = 2,017,041.63 × 626,215.85
  4. Step 4: Simplify right side
    1,345,456.46x = 1,263,103,438,815.84
  5. Step 5: Solve for x
    x = 1,263,103,438,815.84/1,345,456.46
  6. Step 6: Final answer
    x = 938,791.76

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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.