Home / 1,349,690.40-2,025,313.20-508,845.60

Finding the Fourth Proportional to 1,349,690.40, 2,025,313.20 and 508,845.60

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Solution

The fourth proportional to 1,349,690.40, 2,025,313.20 and 508,845.60 is: 763,561.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,690.40 : 2,025,313.20 = 508,845.60 : x
  2. Step 2: Convert to fraction form
    1,349,690.40/2,025,313.20 = 508,845.60/x
  3. Step 3: Cross multiply
    1,349,690.40x = 2,025,313.20 × 508,845.60
  4. Step 4: Simplify right side
    1,349,690.40x = 1,030,571,710,441.92
  5. Step 5: Solve for x
    x = 1,030,571,710,441.92/1,349,690.40
  6. Step 6: Final answer
    x = 763,561.56

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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.