Home / 1,574,221.38-2,361,500.79-436,988.37

Finding the Fourth Proportional to 1,574,221.38, 2,361,500.79 and 436,988.37

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Solution

The fourth proportional to 1,574,221.38, 2,361,500.79 and 436,988.37 is: 655,529.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,221.38 : 2,361,500.79 = 436,988.37 : x
  2. Step 2: Convert to fraction form
    1,574,221.38/2,361,500.79 = 436,988.37/x
  3. Step 3: Cross multiply
    1,574,221.38x = 2,361,500.79 × 436,988.37
  4. Step 4: Simplify right side
    1,574,221.38x = 1,031,948,380,975.81
  5. Step 5: Solve for x
    x = 1,031,948,380,975.81/1,574,221.38
  6. Step 6: Final answer
    x = 655,529.39

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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.