Home / 4,724,402-6,520,025.16-2,687,867.60

Finding the Fourth Proportional to 4,724,402, 6,520,025.16 and 2,687,867.60

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Solution

The fourth proportional to 4,724,402, 6,520,025.16 and 2,687,867.60 is: 3,709,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,402 : 6,520,025.16 = 2,687,867.60 : x
  2. Step 2: Convert to fraction form
    4,724,402/6,520,025.16 = 2,687,867.60/x
  3. Step 3: Cross multiply
    4,724,402x = 6,520,025.16 × 2,687,867.60
  4. Step 4: Simplify right side
    4,724,402x = 17,524,964,378,748.82
  5. Step 5: Solve for x
    x = 17,524,964,378,748.82/4,724,402
  6. Step 6: Final answer
    x = 3,709,456.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.