Home / 4,937,715-7,399,847.48-2,779,769.30

Finding the Fourth Proportional to 4,937,715, 7,399,847.48 and 2,779,769.30

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Solution

The fourth proportional to 4,937,715, 7,399,847.48 and 2,779,769.30 is: 4,165,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937,715 : 7,399,847.48 = 2,779,769.30 : x
  2. Step 2: Convert to fraction form
    4,937,715/7,399,847.48 = 2,779,769.30/x
  3. Step 3: Cross multiply
    4,937,715x = 7,399,847.48 × 2,779,769.30
  4. Step 4: Simplify right side
    4,937,715x = 20,569,868,798,688.28
  5. Step 5: Solve for x
    x = 20,569,868,798,688.28/4,937,715
  6. Step 6: Final answer
    x = 4,165,867.98

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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.