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Finding the Fourth Proportional to 1,359,264, 1,875,786.48 and 755,652

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Solution

The fourth proportional to 1,359,264, 1,875,786.48 and 755,652 is: 1,042,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,264 : 1,875,786.48 = 755,652 : x
  2. Step 2: Convert to fraction form
    1,359,264/1,875,786.48 = 755,652/x
  3. Step 3: Cross multiply
    1,359,264x = 1,875,786.48 × 755,652
  4. Step 4: Simplify right side
    1,359,264x = 1,417,441,805,184.96
  5. Step 5: Solve for x
    x = 1,417,441,805,184.96/1,359,264
  6. Step 6: Final answer
    x = 1,042,800.96

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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.