Home / 1,175,080.11-1,621,465.49-716,027.45

Finding the Fourth Proportional to 1,175,080.11, 1,621,465.49 and 716,027.45

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Solution

The fourth proportional to 1,175,080.11, 1,621,465.49 and 716,027.45 is: 988,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,080.11 : 1,621,465.49 = 716,027.45 : x
  2. Step 2: Convert to fraction form
    1,175,080.11/1,621,465.49 = 716,027.45/x
  3. Step 3: Cross multiply
    1,175,080.11x = 1,621,465.49 × 716,027.45
  4. Step 4: Simplify right side
    1,175,080.11x = 1,161,013,793,750.44
  5. Step 5: Solve for x
    x = 1,161,013,793,750.44/1,175,080.11
  6. Step 6: Final answer
    x = 988,029.48

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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.