Home / 1,292,371.14-1,938,566.31-482,938.50

Finding the Fourth Proportional to 1,292,371.14, 1,938,566.31 and 482,938.50

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Solution

The fourth proportional to 1,292,371.14, 1,938,566.31 and 482,938.50 is: 724,411.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,371.14 : 1,938,566.31 = 482,938.50 : x
  2. Step 2: Convert to fraction form
    1,292,371.14/1,938,566.31 = 482,938.50/x
  3. Step 3: Cross multiply
    1,292,371.14x = 1,938,566.31 × 482,938.50
  4. Step 4: Simplify right side
    1,292,371.14x = 936,208,305,901.94
  5. Step 5: Solve for x
    x = 936,208,305,901.94/1,292,371.14
  6. Step 6: Final answer
    x = 724,411.34

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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.