Home / 3,078,255-4,617,994.92-948,248.28

Finding the Fourth Proportional to 3,078,255, 4,617,994.92 and 948,248.28

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Solution

The fourth proportional to 3,078,255, 4,617,994.92 and 948,248.28 is: 1,422,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,255 : 4,617,994.92 = 948,248.28 : x
  2. Step 2: Convert to fraction form
    3,078,255/4,617,994.92 = 948,248.28/x
  3. Step 3: Cross multiply
    3,078,255x = 4,617,994.92 × 948,248.28
  4. Step 4: Simplify right side
    3,078,255x = 4,379,005,739,938.74
  5. Step 5: Solve for x
    x = 4,379,005,739,938.74/3,078,255
  6. Step 6: Final answer
    x = 1,422,561.07

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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.