Home / 2,819,412.40-4,229,118.60-1,402,236.40

Finding the Fourth Proportional to 2,819,412.40, 4,229,118.60 and 1,402,236.40

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Solution

The fourth proportional to 2,819,412.40, 4,229,118.60 and 1,402,236.40 is: 2,103,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,412.40 : 4,229,118.60 = 1,402,236.40 : x
  2. Step 2: Convert to fraction form
    2,819,412.40/4,229,118.60 = 1,402,236.40/x
  3. Step 3: Cross multiply
    2,819,412.40x = 4,229,118.60 × 1,402,236.40
  4. Step 4: Simplify right side
    2,819,412.40x = 5,930,224,040,837.04
  5. Step 5: Solve for x
    x = 5,930,224,040,837.04/2,819,412.40
  6. Step 6: Final answer
    x = 2,103,354.60

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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.