Home / 1,829,703.41-2,525,005.55-1,013,920.72

Finding the Fourth Proportional to 1,829,703.41, 2,525,005.55 and 1,013,920.72

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Solution

The fourth proportional to 1,829,703.41, 2,525,005.55 and 1,013,920.72 is: 1,399,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,703.41 : 2,525,005.55 = 1,013,920.72 : x
  2. Step 2: Convert to fraction form
    1,829,703.41/2,525,005.55 = 1,013,920.72/x
  3. Step 3: Cross multiply
    1,829,703.41x = 2,525,005.55 × 1,013,920.72
  4. Step 4: Simplify right side
    1,829,703.41x = 2,560,155,449,982.14
  5. Step 5: Solve for x
    x = 2,560,155,449,982.14/1,829,703.41
  6. Step 6: Final answer
    x = 1,399,218.82

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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.