Home / 1,925,392.10-2,888,155.11-913,992.98

Finding the Fourth Proportional to 1,925,392.10, 2,888,155.11 and 913,992.98

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Solution

The fourth proportional to 1,925,392.10, 2,888,155.11 and 913,992.98 is: 1,371,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,392.10 : 2,888,155.11 = 913,992.98 : x
  2. Step 2: Convert to fraction form
    1,925,392.10/2,888,155.11 = 913,992.98/x
  3. Step 3: Cross multiply
    1,925,392.10x = 2,888,155.11 × 913,992.98
  4. Step 4: Simplify right side
    1,925,392.10x = 2,639,753,481,250.35
  5. Step 5: Solve for x
    x = 2,639,753,481,250.35/1,925,392.10
  6. Step 6: Final answer
    x = 1,371,021.25

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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.