Home / 1,689,910.13-2,330,793.65-1,224,083.24

Finding the Fourth Proportional to 1,689,910.13, 2,330,793.65 and 1,224,083.24

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Solution

The fourth proportional to 1,689,910.13, 2,330,793.65 and 1,224,083.24 is: 1,688,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,910.13 : 2,330,793.65 = 1,224,083.24 : x
  2. Step 2: Convert to fraction form
    1,689,910.13/2,330,793.65 = 1,224,083.24/x
  3. Step 3: Cross multiply
    1,689,910.13x = 2,330,793.65 × 1,224,083.24
  4. Step 4: Simplify right side
    1,689,910.13x = 2,853,085,425,089.04
  5. Step 5: Solve for x
    x = 2,853,085,425,089.04/1,689,910.13
  6. Step 6: Final answer
    x = 1,688,306.01

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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.