Home / 1,363,142.52-1,881,112.21-742,953.27

Finding the Fourth Proportional to 1,363,142.52, 1,881,112.21 and 742,953.27

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Solution

The fourth proportional to 1,363,142.52, 1,881,112.21 and 742,953.27 is: 1,025,262.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,142.52 : 1,881,112.21 = 742,953.27 : x
  2. Step 2: Convert to fraction form
    1,363,142.52/1,881,112.21 = 742,953.27/x
  3. Step 3: Cross multiply
    1,363,142.52x = 1,881,112.21 × 742,953.27
  4. Step 4: Simplify right side
    1,363,142.52x = 1,397,578,467,656.43
  5. Step 5: Solve for x
    x = 1,397,578,467,656.43/1,363,142.52
  6. Step 6: Final answer
    x = 1,025,262.18

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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.