Home / 1,330,650.32-1,836,297.95-718,803.05

Finding the Fourth Proportional to 1,330,650.32, 1,836,297.95 and 718,803.05

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Solution

The fourth proportional to 1,330,650.32, 1,836,297.95 and 718,803.05 is: 991,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,650.32 : 1,836,297.95 = 718,803.05 : x
  2. Step 2: Convert to fraction form
    1,330,650.32/1,836,297.95 = 718,803.05/x
  3. Step 3: Cross multiply
    1,330,650.32x = 1,836,297.95 × 718,803.05
  4. Step 4: Simplify right side
    1,330,650.32x = 1,319,936,554,393.24
  5. Step 5: Solve for x
    x = 1,319,936,554,393.24/1,330,650.32
  6. Step 6: Final answer
    x = 991,948.48

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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.