Home / 3,036,317.30-4,188,459.47-1,947,377.19

Finding the Fourth Proportional to 3,036,317.30, 4,188,459.47 and 1,947,377.19

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Solution

The fourth proportional to 3,036,317.30, 4,188,459.47 and 1,947,377.19 is: 2,686,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,317.30 : 4,188,459.47 = 1,947,377.19 : x
  2. Step 2: Convert to fraction form
    3,036,317.30/4,188,459.47 = 1,947,377.19/x
  3. Step 3: Cross multiply
    3,036,317.30x = 4,188,459.47 × 1,947,377.19
  4. Step 4: Simplify right side
    3,036,317.30x = 8,156,510,423,380.60
  5. Step 5: Solve for x
    x = 8,156,510,423,380.60/3,036,317.30
  6. Step 6: Final answer
    x = 2,686,316.89

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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.