Home / 1,095,688.46-1,512,200.28-630,532.80

Finding the Fourth Proportional to 1,095,688.46, 1,512,200.28 and 630,532.80

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Solution

The fourth proportional to 1,095,688.46, 1,512,200.28 and 630,532.80 is: 870,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,688.46 : 1,512,200.28 = 630,532.80 : x
  2. Step 2: Convert to fraction form
    1,095,688.46/1,512,200.28 = 630,532.80/x
  3. Step 3: Cross multiply
    1,095,688.46x = 1,512,200.28 × 630,532.80
  4. Step 4: Simplify right side
    1,095,688.46x = 953,491,876,709.18
  5. Step 5: Solve for x
    x = 953,491,876,709.18/1,095,688.46
  6. Step 6: Final answer
    x = 870,221.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.