Home / 4,004,387.78-6,006,531.53-971,778.75

Finding the Fourth Proportional to 4,004,387.78, 6,006,531.53 and 971,778.75

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Solution

The fourth proportional to 4,004,387.78, 6,006,531.53 and 971,778.75 is: 1,457,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004,387.78 : 6,006,531.53 = 971,778.75 : x
  2. Step 2: Convert to fraction form
    4,004,387.78/6,006,531.53 = 971,778.75/x
  3. Step 3: Cross multiply
    4,004,387.78x = 6,006,531.53 × 971,778.75
  4. Step 4: Simplify right side
    4,004,387.78x = 5,837,019,697,200.09
  5. Step 5: Solve for x
    x = 5,837,019,697,200.09/4,004,387.78
  6. Step 6: Final answer
    x = 1,457,655.96

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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.