Home / 1,906,718.08-2,860,074.40-486,774.40

Finding the Fourth Proportional to 1,906,718.08, 2,860,074.40 and 486,774.40

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Solution

The fourth proportional to 1,906,718.08, 2,860,074.40 and 486,774.40 is: 730,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,718.08 : 2,860,074.40 = 486,774.40 : x
  2. Step 2: Convert to fraction form
    1,906,718.08/2,860,074.40 = 486,774.40/x
  3. Step 3: Cross multiply
    1,906,718.08x = 2,860,074.40 × 486,774.40
  4. Step 4: Simplify right side
    1,906,718.08x = 1,392,211,000,015.36
  5. Step 5: Solve for x
    x = 1,392,211,000,015.36/1,906,718.08
  6. Step 6: Final answer
    x = 730,160.91

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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.