Home / 1,292,853.32-1,938,606.71-482,571.49

Finding the Fourth Proportional to 1,292,853.32, 1,938,606.71 and 482,571.49

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Solution

The fourth proportional to 1,292,853.32, 1,938,606.71 and 482,571.49 is: 723,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,853.32 : 1,938,606.71 = 482,571.49 : x
  2. Step 2: Convert to fraction form
    1,292,853.32/1,938,606.71 = 482,571.49/x
  3. Step 3: Cross multiply
    1,292,853.32x = 1,938,606.71 × 482,571.49
  4. Step 4: Simplify right side
    1,292,853.32x = 935,516,324,420.56
  5. Step 5: Solve for x
    x = 935,516,324,420.56/1,292,853.32
  6. Step 6: Final answer
    x = 723,605.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.