Home / 1,261,292.37-1,890,813.33-462,387.35

Finding the Fourth Proportional to 1,261,292.37, 1,890,813.33 and 462,387.35

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Solution

The fourth proportional to 1,261,292.37, 1,890,813.33 and 462,387.35 is: 693,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,292.37 : 1,890,813.33 = 462,387.35 : x
  2. Step 2: Convert to fraction form
    1,261,292.37/1,890,813.33 = 462,387.35/x
  3. Step 3: Cross multiply
    1,261,292.37x = 1,890,813.33 × 462,387.35
  4. Step 4: Simplify right side
    1,261,292.37x = 874,288,155,549.31
  5. Step 5: Solve for x
    x = 874,288,155,549.31/1,261,292.37
  6. Step 6: Final answer
    x = 693,168.51

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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.