Home / 1,302,388.34-1,796,723.39-785,854.12

Finding the Fourth Proportional to 1,302,388.34, 1,796,723.39 and 785,854.12

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Solution

The fourth proportional to 1,302,388.34, 1,796,723.39 and 785,854.12 is: 1,084,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,388.34 : 1,796,723.39 = 785,854.12 : x
  2. Step 2: Convert to fraction form
    1,302,388.34/1,796,723.39 = 785,854.12/x
  3. Step 3: Cross multiply
    1,302,388.34x = 1,796,723.39 × 785,854.12
  4. Step 4: Simplify right side
    1,302,388.34x = 1,411,962,474,953.12
  5. Step 5: Solve for x
    x = 1,411,962,474,953.12/1,302,388.34
  6. Step 6: Final answer
    x = 1,084,133.23

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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.