Home / 2,856,531.20-3,942,136.20-1,710,392.48

Finding the Fourth Proportional to 2,856,531.20, 3,942,136.20 and 1,710,392.48

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Solution

The fourth proportional to 2,856,531.20, 3,942,136.20 and 1,710,392.48 is: 2,360,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,531.20 : 3,942,136.20 = 1,710,392.48 : x
  2. Step 2: Convert to fraction form
    2,856,531.20/3,942,136.20 = 1,710,392.48/x
  3. Step 3: Cross multiply
    2,856,531.20x = 3,942,136.20 × 1,710,392.48
  4. Step 4: Simplify right side
    2,856,531.20x = 6,742,600,111,615.78
  5. Step 5: Solve for x
    x = 6,742,600,111,615.78/2,856,531.20
  6. Step 6: Final answer
    x = 2,360,415.36

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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.