Home / 1,711,518.54-2,567,693.00-513,440.86

Finding the Fourth Proportional to 1,711,518.54, 2,567,693.00 and 513,440.86

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Solution

The fourth proportional to 1,711,518.54, 2,567,693.00 and 513,440.86 is: 770,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,518.54 : 2,567,693.00 = 513,440.86 : x
  2. Step 2: Convert to fraction form
    1,711,518.54/2,567,693.00 = 513,440.86/x
  3. Step 3: Cross multiply
    1,711,518.54x = 2,567,693.00 × 513,440.86
  4. Step 4: Simplify right side
    1,711,518.54x = 1,318,358,486,730.31
  5. Step 5: Solve for x
    x = 1,318,358,486,730.31/1,711,518.54
  6. Step 6: Final answer
    x = 770,285.84

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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.