Home / 1,411,699.67-1,948,144.06-767,118.32

Finding the Fourth Proportional to 1,411,699.67, 1,948,144.06 and 767,118.32

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Solution

The fourth proportional to 1,411,699.67, 1,948,144.06 and 767,118.32 is: 1,058,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,699.67 : 1,948,144.06 = 767,118.32 : x
  2. Step 2: Convert to fraction form
    1,411,699.67/1,948,144.06 = 767,118.32/x
  3. Step 3: Cross multiply
    1,411,699.67x = 1,948,144.06 × 767,118.32
  4. Step 4: Simplify right side
    1,411,699.67x = 1,494,457,001,377.74
  5. Step 5: Solve for x
    x = 1,494,457,001,377.74/1,411,699.67
  6. Step 6: Final answer
    x = 1,058,622.48

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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.