Home / 1,100,602.24-1,519,155.52-718,688.64

Finding the Fourth Proportional to 1,100,602.24, 1,519,155.52 and 718,688.64

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Solution

The fourth proportional to 1,100,602.24, 1,519,155.52 and 718,688.64 is: 992,002.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,602.24 : 1,519,155.52 = 718,688.64 : x
  2. Step 2: Convert to fraction form
    1,100,602.24/1,519,155.52 = 718,688.64/x
  3. Step 3: Cross multiply
    1,100,602.24x = 1,519,155.52 × 718,688.64
  4. Step 4: Simplify right side
    1,100,602.24x = 1,091,799,814,617.29
  5. Step 5: Solve for x
    x = 1,091,799,814,617.29/1,100,602.24
  6. Step 6: Final answer
    x = 992,002.17

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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.