Home / 2,938,339.40-4,407,249.90-808,233.80

Finding the Fourth Proportional to 2,938,339.40, 4,407,249.90 and 808,233.80

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Solution

The fourth proportional to 2,938,339.40, 4,407,249.90 and 808,233.80 is: 1,212,279.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,339.40 : 4,407,249.90 = 808,233.80 : x
  2. Step 2: Convert to fraction form
    2,938,339.40/4,407,249.90 = 808,233.80/x
  3. Step 3: Cross multiply
    2,938,339.40x = 4,407,249.90 × 808,233.80
  4. Step 4: Simplify right side
    2,938,339.40x = 3,562,088,334,226.62
  5. Step 5: Solve for x
    x = 3,562,088,334,226.62/2,938,339.40
  6. Step 6: Final answer
    x = 1,212,279.40

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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.