Home / 1,917,077.70-2,872,117.35-1,560,159.30

Finding the Fourth Proportional to 1,917,077.70, 2,872,117.35 and 1,560,159.30

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Solution

The fourth proportional to 1,917,077.70, 2,872,117.35 and 1,560,159.30 is: 2,337,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,077.70 : 2,872,117.35 = 1,560,159.30 : x
  2. Step 2: Convert to fraction form
    1,917,077.70/2,872,117.35 = 1,560,159.30/x
  3. Step 3: Cross multiply
    1,917,077.70x = 2,872,117.35 × 1,560,159.30
  4. Step 4: Simplify right side
    1,917,077.70x = 4,480,960,594,293.86
  5. Step 5: Solve for x
    x = 4,480,960,594,293.86/1,917,077.70
  6. Step 6: Final answer
    x = 2,337,391.23

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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.