Home / 1,569,336.30-2,354,004.45-1,215,042.30

Finding the Fourth Proportional to 1,569,336.30, 2,354,004.45 and 1,215,042.30

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Solution

The fourth proportional to 1,569,336.30, 2,354,004.45 and 1,215,042.30 is: 1,822,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,336.30 : 2,354,004.45 = 1,215,042.30 : x
  2. Step 2: Convert to fraction form
    1,569,336.30/2,354,004.45 = 1,215,042.30/x
  3. Step 3: Cross multiply
    1,569,336.30x = 2,354,004.45 × 1,215,042.30
  4. Step 4: Simplify right side
    1,569,336.30x = 2,860,214,981,138.24
  5. Step 5: Solve for x
    x = 2,860,214,981,138.24/1,569,336.30
  6. Step 6: Final answer
    x = 1,822,563.45

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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.