Home / 1,946,102.60-2,912,933.10-1,386,230.60

Finding the Fourth Proportional to 1,946,102.60, 2,912,933.10 and 1,386,230.60

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Solution

The fourth proportional to 1,946,102.60, 2,912,933.10 and 1,386,230.60 is: 2,074,914.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,102.60 : 2,912,933.10 = 1,386,230.60 : x
  2. Step 2: Convert to fraction form
    1,946,102.60/2,912,933.10 = 1,386,230.60/x
  3. Step 3: Cross multiply
    1,946,102.60x = 2,912,933.10 × 1,386,230.60
  4. Step 4: Simplify right side
    1,946,102.60x = 4,037,996,998,972.86
  5. Step 5: Solve for x
    x = 4,037,996,998,972.86/1,946,102.60
  6. Step 6: Final answer
    x = 2,074,914.75

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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.