Home / 3,317,776.70-4,978,599.53-1,398,570.53

Finding the Fourth Proportional to 3,317,776.70, 4,978,599.53 and 1,398,570.53

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Solution

The fourth proportional to 3,317,776.70, 4,978,599.53 and 1,398,570.53 is: 2,098,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,776.70 : 4,978,599.53 = 1,398,570.53 : x
  2. Step 2: Convert to fraction form
    3,317,776.70/4,978,599.53 = 1,398,570.53/x
  3. Step 3: Cross multiply
    3,317,776.70x = 4,978,599.53 × 1,398,570.53
  4. Step 4: Simplify right side
    3,317,776.70x = 6,962,922,551,444.00
  5. Step 5: Solve for x
    x = 6,962,922,551,444.00/3,317,776.70
  6. Step 6: Final answer
    x = 2,098,671.25

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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.