Home / 1,027,390.32-1,417,905.36-591,822.72

Finding the Fourth Proportional to 1,027,390.32, 1,417,905.36 and 591,822.72

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Solution

The fourth proportional to 1,027,390.32, 1,417,905.36 and 591,822.72 is: 816,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,390.32 : 1,417,905.36 = 591,822.72 : x
  2. Step 2: Convert to fraction form
    1,027,390.32/1,417,905.36 = 591,822.72/x
  3. Step 3: Cross multiply
    1,027,390.32x = 1,417,905.36 × 591,822.72
  4. Step 4: Simplify right side
    1,027,390.32x = 839,148,606,857.78
  5. Step 5: Solve for x
    x = 839,148,606,857.78/1,027,390.32
  6. Step 6: Final answer
    x = 816,776.83

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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.