Home / 1,683,719.40-2,531,799.90-1,410,004.20

Finding the Fourth Proportional to 1,683,719.40, 2,531,799.90 and 1,410,004.20

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Solution

The fourth proportional to 1,683,719.40, 2,531,799.90 and 1,410,004.20 is: 2,120,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,719.40 : 2,531,799.90 = 1,410,004.20 : x
  2. Step 2: Convert to fraction form
    1,683,719.40/2,531,799.90 = 1,410,004.20/x
  3. Step 3: Cross multiply
    1,683,719.40x = 2,531,799.90 × 1,410,004.20
  4. Step 4: Simplify right side
    1,683,719.40x = 3,569,848,492,559.58
  5. Step 5: Solve for x
    x = 3,569,848,492,559.58/1,683,719.40
  6. Step 6: Final answer
    x = 2,120,215.81

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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.