Home / 4,681,010.40-7,021,515.60-1,315,217.40

Finding the Fourth Proportional to 4,681,010.40, 7,021,515.60 and 1,315,217.40

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Solution

The fourth proportional to 4,681,010.40, 7,021,515.60 and 1,315,217.40 is: 1,972,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,010.40 : 7,021,515.60 = 1,315,217.40 : x
  2. Step 2: Convert to fraction form
    4,681,010.40/7,021,515.60 = 1,315,217.40/x
  3. Step 3: Cross multiply
    4,681,010.40x = 7,021,515.60 × 1,315,217.40
  4. Step 4: Simplify right side
    4,681,010.40x = 9,234,819,491,491.44
  5. Step 5: Solve for x
    x = 9,234,819,491,491.44/4,681,010.40
  6. Step 6: Final answer
    x = 1,972,826.10

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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.