Home / 3,298,647.20-4,946,411.28-1,277,837.60

Finding the Fourth Proportional to 3,298,647.20, 4,946,411.28 and 1,277,837.60

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Solution

The fourth proportional to 3,298,647.20, 4,946,411.28 and 1,277,837.60 is: 1,916,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298,647.20 : 4,946,411.28 = 1,277,837.60 : x
  2. Step 2: Convert to fraction form
    3,298,647.20/4,946,411.28 = 1,277,837.60/x
  3. Step 3: Cross multiply
    3,298,647.20x = 4,946,411.28 × 1,277,837.60
  4. Step 4: Simplify right side
    3,298,647.20x = 6,320,710,318,648.13
  5. Step 5: Solve for x
    x = 6,320,710,318,648.13/3,298,647.20
  6. Step 6: Final answer
    x = 1,916,152.27

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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.