Home / 1,099,574.02-1,516,512.44-773,964.90

Finding the Fourth Proportional to 1,099,574.02, 1,516,512.44 and 773,964.90

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Solution

The fourth proportional to 1,099,574.02, 1,516,512.44 and 773,964.90 is: 1,067,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,574.02 : 1,516,512.44 = 773,964.90 : x
  2. Step 2: Convert to fraction form
    1,099,574.02/1,516,512.44 = 773,964.90/x
  3. Step 3: Cross multiply
    1,099,574.02x = 1,516,512.44 × 773,964.90
  4. Step 4: Simplify right side
    1,099,574.02x = 1,173,727,398,973.36
  5. Step 5: Solve for x
    x = 1,173,727,398,973.36/1,099,574.02
  6. Step 6: Final answer
    x = 1,067,438.28

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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.