Home / 1,873,768.40-2,585,818.20-1,099,412.40

Finding the Fourth Proportional to 1,873,768.40, 2,585,818.20 and 1,099,412.40

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Solution

The fourth proportional to 1,873,768.40, 2,585,818.20 and 1,099,412.40 is: 1,517,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,768.40 : 2,585,818.20 = 1,099,412.40 : x
  2. Step 2: Convert to fraction form
    1,873,768.40/2,585,818.20 = 1,099,412.40/x
  3. Step 3: Cross multiply
    1,873,768.40x = 2,585,818.20 × 1,099,412.40
  4. Step 4: Simplify right side
    1,873,768.40x = 2,842,880,593,225.68
  5. Step 5: Solve for x
    x = 2,842,880,593,225.68/1,873,768.40
  6. Step 6: Final answer
    x = 1,517,199.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.