Home / 2,261,335-3,392,131.80-641,977.18

Finding the Fourth Proportional to 2,261,335, 3,392,131.80 and 641,977.18

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Solution

The fourth proportional to 2,261,335, 3,392,131.80 and 641,977.18 is: 963,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,335 : 3,392,131.80 = 641,977.18 : x
  2. Step 2: Convert to fraction form
    2,261,335/3,392,131.80 = 641,977.18/x
  3. Step 3: Cross multiply
    2,261,335x = 3,392,131.80 × 641,977.18
  4. Step 4: Simplify right side
    2,261,335x = 2,177,671,207,152.32
  5. Step 5: Solve for x
    x = 2,177,671,207,152.32/2,261,335
  6. Step 6: Final answer
    x = 963,002.48

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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.