Home / 1,618,612.20-2,427,918.30-1,114,727.40

Finding the Fourth Proportional to 1,618,612.20, 2,427,918.30 and 1,114,727.40

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Solution

The fourth proportional to 1,618,612.20, 2,427,918.30 and 1,114,727.40 is: 1,672,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,612.20 : 2,427,918.30 = 1,114,727.40 : x
  2. Step 2: Convert to fraction form
    1,618,612.20/2,427,918.30 = 1,114,727.40/x
  3. Step 3: Cross multiply
    1,618,612.20x = 2,427,918.30 × 1,114,727.40
  4. Step 4: Simplify right side
    1,618,612.20x = 2,706,467,053,971.42
  5. Step 5: Solve for x
    x = 2,706,467,053,971.42/1,618,612.20
  6. Step 6: Final answer
    x = 1,672,091.10

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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.