Home / 1,669,102.05-2,503,302.75-470,744.11

Finding the Fourth Proportional to 1,669,102.05, 2,503,302.75 and 470,744.11

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Solution

The fourth proportional to 1,669,102.05, 2,503,302.75 and 470,744.11 is: 706,017.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,102.05 : 2,503,302.75 = 470,744.11 : x
  2. Step 2: Convert to fraction form
    1,669,102.05/2,503,302.75 = 470,744.11/x
  3. Step 3: Cross multiply
    1,669,102.05x = 2,503,302.75 × 470,744.11
  4. Step 4: Simplify right side
    1,669,102.05x = 1,178,415,032,544.42
  5. Step 5: Solve for x
    x = 1,178,415,032,544.42/1,669,102.05
  6. Step 6: Final answer
    x = 706,017.37

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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.