Home / 2,856,948.36-3,942,648.18-1,567,713.48

Finding the Fourth Proportional to 2,856,948.36, 3,942,648.18 and 1,567,713.48

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Solution

The fourth proportional to 2,856,948.36, 3,942,648.18 and 1,567,713.48 is: 2,163,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,948.36 : 3,942,648.18 = 1,567,713.48 : x
  2. Step 2: Convert to fraction form
    2,856,948.36/3,942,648.18 = 1,567,713.48/x
  3. Step 3: Cross multiply
    2,856,948.36x = 3,942,648.18 × 1,567,713.48
  4. Step 4: Simplify right side
    2,856,948.36x = 6,180,942,698,683.47
  5. Step 5: Solve for x
    x = 6,180,942,698,683.47/2,856,948.36
  6. Step 6: Final answer
    x = 2,163,477.22

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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.