Home / 1,175,190.41-1,621,165.77-767,531.04

Finding the Fourth Proportional to 1,175,190.41, 1,621,165.77 and 767,531.04

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Solution

The fourth proportional to 1,175,190.41, 1,621,165.77 and 767,531.04 is: 1,058,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,190.41 : 1,621,165.77 = 767,531.04 : x
  2. Step 2: Convert to fraction form
    1,175,190.41/1,621,165.77 = 767,531.04/x
  3. Step 3: Cross multiply
    1,175,190.41x = 1,621,165.77 × 767,531.04
  4. Step 4: Simplify right side
    1,175,190.41x = 1,244,295,049,460.50
  5. Step 5: Solve for x
    x = 1,244,295,049,460.50/1,175,190.41
  6. Step 6: Final answer
    x = 1,058,802.93

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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.