Home / 1,641,315.36-2,265,393.06-962,470.56

Finding the Fourth Proportional to 1,641,315.36, 2,265,393.06 and 962,470.56

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Solution

The fourth proportional to 1,641,315.36, 2,265,393.06 and 962,470.56 is: 1,328,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,315.36 : 2,265,393.06 = 962,470.56 : x
  2. Step 2: Convert to fraction form
    1,641,315.36/2,265,393.06 = 962,470.56/x
  3. Step 3: Cross multiply
    1,641,315.36x = 2,265,393.06 × 962,470.56
  4. Step 4: Simplify right side
    1,641,315.36x = 2,180,374,127,078.31
  5. Step 5: Solve for x
    x = 2,180,374,127,078.31/1,641,315.36
  6. Step 6: Final answer
    x = 1,328,430.95

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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.