Home / 1,692,196.75-2,335,231.52-928,252.14

Finding the Fourth Proportional to 1,692,196.75, 2,335,231.52 and 928,252.14

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Solution

The fourth proportional to 1,692,196.75, 2,335,231.52 and 928,252.14 is: 1,280,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,196.75 : 2,335,231.52 = 928,252.14 : x
  2. Step 2: Convert to fraction form
    1,692,196.75/2,335,231.52 = 928,252.14/x
  3. Step 3: Cross multiply
    1,692,196.75x = 2,335,231.52 × 928,252.14
  4. Step 4: Simplify right side
    1,692,196.75x = 2,167,683,655,835.45
  5. Step 5: Solve for x
    x = 2,167,683,655,835.45/1,692,196.75
  6. Step 6: Final answer
    x = 1,280,987.96

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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.