Home / 1,361,286.60-2,041,929.90-1,254,998.40

Finding the Fourth Proportional to 1,361,286.60, 2,041,929.90 and 1,254,998.40

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Solution

The fourth proportional to 1,361,286.60, 2,041,929.90 and 1,254,998.40 is: 1,882,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,286.60 : 2,041,929.90 = 1,254,998.40 : x
  2. Step 2: Convert to fraction form
    1,361,286.60/2,041,929.90 = 1,254,998.40/x
  3. Step 3: Cross multiply
    1,361,286.60x = 2,041,929.90 × 1,254,998.40
  4. Step 4: Simplify right side
    1,361,286.60x = 2,562,618,757,412.16
  5. Step 5: Solve for x
    x = 2,562,618,757,412.16/1,361,286.60
  6. Step 6: Final answer
    x = 1,882,497.60

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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.