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Finding the Fourth Proportional to 2,465,723.56, 3,698,952.96 and 759,724.12

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Solution

The fourth proportional to 2,465,723.56, 3,698,952.96 and 759,724.12 is: 1,139,699.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465,723.56 : 3,698,952.96 = 759,724.12 : x
  2. Step 2: Convert to fraction form
    2,465,723.56/3,698,952.96 = 759,724.12/x
  3. Step 3: Cross multiply
    2,465,723.56x = 3,698,952.96 × 759,724.12
  4. Step 4: Simplify right side
    2,465,723.56x = 2,810,183,782,457.40
  5. Step 5: Solve for x
    x = 2,810,183,782,457.40/2,465,723.56
  6. Step 6: Final answer
    x = 1,139,699.45

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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.