Home / 1,243,945.19-1,717,174.02-836,283.47

Finding the Fourth Proportional to 1,243,945.19, 1,717,174.02 and 836,283.47

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Solution

The fourth proportional to 1,243,945.19, 1,717,174.02 and 836,283.47 is: 1,154,427.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,945.19 : 1,717,174.02 = 836,283.47 : x
  2. Step 2: Convert to fraction form
    1,243,945.19/1,717,174.02 = 836,283.47/x
  3. Step 3: Cross multiply
    1,243,945.19x = 1,717,174.02 × 836,283.47
  4. Step 4: Simplify right side
    1,243,945.19x = 1,436,044,239,453.58
  5. Step 5: Solve for x
    x = 1,436,044,239,453.58/1,243,945.19
  6. Step 6: Final answer
    x = 1,154,427.27

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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.