Home / 1,131,842.98-1,562,165.22-648,731.98

Finding the Fourth Proportional to 1,131,842.98, 1,562,165.22 and 648,731.98

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Solution

The fourth proportional to 1,131,842.98, 1,562,165.22 and 648,731.98 is: 895,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,842.98 : 1,562,165.22 = 648,731.98 : x
  2. Step 2: Convert to fraction form
    1,131,842.98/1,562,165.22 = 648,731.98/x
  3. Step 3: Cross multiply
    1,131,842.98x = 1,562,165.22 × 648,731.98
  4. Step 4: Simplify right side
    1,131,842.98x = 1,013,426,536,257.74
  5. Step 5: Solve for x
    x = 1,013,426,536,257.74/1,131,842.98
  6. Step 6: Final answer
    x = 895,377.32

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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.