Home / 1,688,890.72-2,533,358.04-551,644.24

Finding the Fourth Proportional to 1,688,890.72, 2,533,358.04 and 551,644.24

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Solution

The fourth proportional to 1,688,890.72, 2,533,358.04 and 551,644.24 is: 827,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,890.72 : 2,533,358.04 = 551,644.24 : x
  2. Step 2: Convert to fraction form
    1,688,890.72/2,533,358.04 = 551,644.24/x
  3. Step 3: Cross multiply
    1,688,890.72x = 2,533,358.04 × 551,644.24
  4. Step 4: Simplify right side
    1,688,890.72x = 1,397,512,370,623.69
  5. Step 5: Solve for x
    x = 1,397,512,370,623.69/1,688,890.72
  6. Step 6: Final answer
    x = 827,473.53

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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.