Home / 4,989,904.32-6,885,671.68-2,813,751.84

Finding the Fourth Proportional to 4,989,904.32, 6,885,671.68 and 2,813,751.84

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Solution

The fourth proportional to 4,989,904.32, 6,885,671.68 and 2,813,751.84 is: 3,882,754.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,904.32 : 6,885,671.68 = 2,813,751.84 : x
  2. Step 2: Convert to fraction form
    4,989,904.32/6,885,671.68 = 2,813,751.84/x
  3. Step 3: Cross multiply
    4,989,904.32x = 6,885,671.68 × 2,813,751.84
  4. Step 4: Simplify right side
    4,989,904.32x = 19,374,571,359,235.89
  5. Step 5: Solve for x
    x = 19,374,571,359,235.89/4,989,904.32
  6. Step 6: Final answer
    x = 3,882,754.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.