Home / 1,126,548.38-1,683,637.65-823,580.33

Finding the Fourth Proportional to 1,126,548.38, 1,683,637.65 and 823,580.33

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Solution

The fourth proportional to 1,126,548.38, 1,683,637.65 and 823,580.33 is: 1,230,848.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,548.38 : 1,683,637.65 = 823,580.33 : x
  2. Step 2: Convert to fraction form
    1,126,548.38/1,683,637.65 = 823,580.33/x
  3. Step 3: Cross multiply
    1,126,548.38x = 1,683,637.65 × 823,580.33
  4. Step 4: Simplify right side
    1,126,548.38x = 1,386,610,852,371.30
  5. Step 5: Solve for x
    x = 1,386,610,852,371.30/1,126,548.38
  6. Step 6: Final answer
    x = 1,230,848.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.