Home / 1,313,483.79-1,970,225.69-1,014,400.61

Finding the Fourth Proportional to 1,313,483.79, 1,970,225.69 and 1,014,400.61

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Solution

The fourth proportional to 1,313,483.79, 1,970,225.69 and 1,014,400.61 is: 1,521,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,483.79 : 1,970,225.69 = 1,014,400.61 : x
  2. Step 2: Convert to fraction form
    1,313,483.79/1,970,225.69 = 1,014,400.61/x
  3. Step 3: Cross multiply
    1,313,483.79x = 1,970,225.69 × 1,014,400.61
  4. Step 4: Simplify right side
    1,313,483.79x = 1,998,598,126,850.54
  5. Step 5: Solve for x
    x = 1,998,598,126,850.54/1,313,483.79
  6. Step 6: Final answer
    x = 1,521,600.91

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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.