Home / 1,197,987.27-1,653,289.28-654,173.52

Finding the Fourth Proportional to 1,197,987.27, 1,653,289.28 and 654,173.52

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Solution

The fourth proportional to 1,197,987.27, 1,653,289.28 and 654,173.52 is: 902,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,987.27 : 1,653,289.28 = 654,173.52 : x
  2. Step 2: Convert to fraction form
    1,197,987.27/1,653,289.28 = 654,173.52/x
  3. Step 3: Cross multiply
    1,197,987.27x = 1,653,289.28 × 654,173.52
  4. Step 4: Simplify right side
    1,197,987.27x = 1,081,538,067,875.87
  5. Step 5: Solve for x
    x = 1,081,538,067,875.87/1,197,987.27
  6. Step 6: Final answer
    x = 902,795.96

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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.