Home / 1,197,978.92-1,653,277.85-654,165.17

Finding the Fourth Proportional to 1,197,978.92, 1,653,277.85 and 654,165.17

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Solution

The fourth proportional to 1,197,978.92, 1,653,277.85 and 654,165.17 is: 902,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,978.92 : 1,653,277.85 = 654,165.17 : x
  2. Step 2: Convert to fraction form
    1,197,978.92/1,653,277.85 = 654,165.17/x
  3. Step 3: Cross multiply
    1,197,978.92x = 1,653,277.85 × 654,165.17
  4. Step 4: Simplify right side
    1,197,978.92x = 1,081,516,786,597.86
  5. Step 5: Solve for x
    x = 1,081,516,786,597.86/1,197,978.92
  6. Step 6: Final answer
    x = 902,784.49

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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.