Home / 1,345,497.23-1,857,236.12-801,803.51

Finding the Fourth Proportional to 1,345,497.23, 1,857,236.12 and 801,803.51

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Solution

The fourth proportional to 1,345,497.23, 1,857,236.12 and 801,803.51 is: 1,106,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,497.23 : 1,857,236.12 = 801,803.51 : x
  2. Step 2: Convert to fraction form
    1,345,497.23/1,857,236.12 = 801,803.51/x
  3. Step 3: Cross multiply
    1,345,497.23x = 1,857,236.12 × 801,803.51
  4. Step 4: Simplify right side
    1,345,497.23x = 1,489,138,439,914.78
  5. Step 5: Solve for x
    x = 1,489,138,439,914.78/1,345,497.23
  6. Step 6: Final answer
    x = 1,106,756.97

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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.