Home / 2,689,403.60-4,028,575.80-1,848,904.40

Finding the Fourth Proportional to 2,689,403.60, 4,028,575.80 and 1,848,904.40

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Solution

The fourth proportional to 2,689,403.60, 4,028,575.80 and 1,848,904.40 is: 2,769,555.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,403.60 : 4,028,575.80 = 1,848,904.40 : x
  2. Step 2: Convert to fraction form
    2,689,403.60/4,028,575.80 = 1,848,904.40/x
  3. Step 3: Cross multiply
    2,689,403.60x = 4,028,575.80 × 1,848,904.40
  4. Step 4: Simplify right side
    2,689,403.60x = 7,448,451,522,353.52
  5. Step 5: Solve for x
    x = 7,448,451,522,353.52/2,689,403.60
  6. Step 6: Final answer
    x = 2,769,555.12

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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.