Home / 2,146,337.60-3,214,840.80-1,303,419.20

Finding the Fourth Proportional to 2,146,337.60, 3,214,840.80 and 1,303,419.20

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Solution

The fourth proportional to 2,146,337.60, 3,214,840.80 and 1,303,419.20 is: 1,952,295.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,337.60 : 3,214,840.80 = 1,303,419.20 : x
  2. Step 2: Convert to fraction form
    2,146,337.60/3,214,840.80 = 1,303,419.20/x
  3. Step 3: Cross multiply
    2,146,337.60x = 3,214,840.80 × 1,303,419.20
  4. Step 4: Simplify right side
    2,146,337.60x = 4,190,285,223,663.36
  5. Step 5: Solve for x
    x = 4,190,285,223,663.36/2,146,337.60
  6. Step 6: Final answer
    x = 1,952,295.49

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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.