Home / 1,300,862.88-1,950,809.54-447,695.96

Finding the Fourth Proportional to 1,300,862.88, 1,950,809.54 and 447,695.96

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Solution

The fourth proportional to 1,300,862.88, 1,950,809.54 and 447,695.96 is: 671,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,862.88 : 1,950,809.54 = 447,695.96 : x
  2. Step 2: Convert to fraction form
    1,300,862.88/1,950,809.54 = 447,695.96/x
  3. Step 3: Cross multiply
    1,300,862.88x = 1,950,809.54 × 447,695.96
  4. Step 4: Simplify right side
    1,300,862.88x = 873,369,537,794.93
  5. Step 5: Solve for x
    x = 873,369,537,794.93/1,300,862.88
  6. Step 6: Final answer
    x = 671,377.09

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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.