Home / 2,630,445.70-3,942,717.24-1,721,377.23

Finding the Fourth Proportional to 2,630,445.70, 3,942,717.24 and 1,721,377.23

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Solution

The fourth proportional to 2,630,445.70, 3,942,717.24 and 1,721,377.23 is: 2,580,134.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,445.70 : 3,942,717.24 = 1,721,377.23 : x
  2. Step 2: Convert to fraction form
    2,630,445.70/3,942,717.24 = 1,721,377.23/x
  3. Step 3: Cross multiply
    2,630,445.70x = 3,942,717.24 × 1,721,377.23
  4. Step 4: Simplify right side
    2,630,445.70x = 6,786,903,681,264.45
  5. Step 5: Solve for x
    x = 6,786,903,681,264.45/2,630,445.70
  6. Step 6: Final answer
    x = 2,580,134.49

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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.