Home / 1,363,261.39-1,881,313.90-751,438.11

Finding the Fourth Proportional to 1,363,261.39, 1,881,313.90 and 751,438.11

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Solution

The fourth proportional to 1,363,261.39, 1,881,313.90 and 751,438.11 is: 1,036,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,261.39 : 1,881,313.90 = 751,438.11 : x
  2. Step 2: Convert to fraction form
    1,363,261.39/1,881,313.90 = 751,438.11/x
  3. Step 3: Cross multiply
    1,363,261.39x = 1,881,313.90 × 751,438.11
  4. Step 4: Simplify right side
    1,363,261.39x = 1,413,690,966,509.06
  5. Step 5: Solve for x
    x = 1,413,690,966,509.06/1,363,261.39
  6. Step 6: Final answer
    x = 1,036,991.86

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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.