Home / 1,346,171.52-1,857,917.76-863,281.92

Finding the Fourth Proportional to 1,346,171.52, 1,857,917.76 and 863,281.92

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Solution

The fourth proportional to 1,346,171.52, 1,857,917.76 and 863,281.92 is: 1,191,457.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,171.52 : 1,857,917.76 = 863,281.92 : x
  2. Step 2: Convert to fraction form
    1,346,171.52/1,857,917.76 = 863,281.92/x
  3. Step 3: Cross multiply
    1,346,171.52x = 1,857,917.76 × 863,281.92
  4. Step 4: Simplify right side
    1,346,171.52x = 1,603,906,811,054.90
  5. Step 5: Solve for x
    x = 1,603,906,811,054.90/1,346,171.52
  6. Step 6: Final answer
    x = 1,191,457.99

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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.