Home / 1,246,060.32-1,869,063.66-347,478.18

Finding the Fourth Proportional to 1,246,060.32, 1,869,063.66 and 347,478.18

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Solution

The fourth proportional to 1,246,060.32, 1,869,063.66 and 347,478.18 is: 521,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,060.32 : 1,869,063.66 = 347,478.18 : x
  2. Step 2: Convert to fraction form
    1,246,060.32/1,869,063.66 = 347,478.18/x
  3. Step 3: Cross multiply
    1,246,060.32x = 1,869,063.66 × 347,478.18
  4. Step 4: Simplify right side
    1,246,060.32x = 649,458,838,880.94
  5. Step 5: Solve for x
    x = 649,458,838,880.94/1,246,060.32
  6. Step 6: Final answer
    x = 521,209.79

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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.