Home / 2,157,295.60-3,232,006.80-1,314,863.20

Finding the Fourth Proportional to 2,157,295.60, 3,232,006.80 and 1,314,863.20

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Solution

The fourth proportional to 2,157,295.60, 3,232,006.80 and 1,314,863.20 is: 1,969,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,295.60 : 3,232,006.80 = 1,314,863.20 : x
  2. Step 2: Convert to fraction form
    2,157,295.60/3,232,006.80 = 1,314,863.20/x
  3. Step 3: Cross multiply
    2,157,295.60x = 3,232,006.80 × 1,314,863.20
  4. Step 4: Simplify right side
    2,157,295.60x = 4,249,646,803,469.76
  5. Step 5: Solve for x
    x = 4,249,646,803,469.76/2,157,295.60
  6. Step 6: Final answer
    x = 1,969,895.46

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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.