Home / 1,352,313.45-2,025,250.05-782,493.68

Finding the Fourth Proportional to 1,352,313.45, 2,025,250.05 and 782,493.68

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Solution

The fourth proportional to 1,352,313.45, 2,025,250.05 and 782,493.68 is: 1,171,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,313.45 : 2,025,250.05 = 782,493.68 : x
  2. Step 2: Convert to fraction form
    1,352,313.45/2,025,250.05 = 782,493.68/x
  3. Step 3: Cross multiply
    1,352,313.45x = 2,025,250.05 × 782,493.68
  4. Step 4: Simplify right side
    1,352,313.45x = 1,584,745,354,547.84
  5. Step 5: Solve for x
    x = 1,584,745,354,547.84/1,352,313.45
  6. Step 6: Final answer
    x = 1,171,877.24

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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.