Home / 1,567,123.20-2,351,462.40-620,524.80

Finding the Fourth Proportional to 1,567,123.20, 2,351,462.40 and 620,524.80

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Solution

The fourth proportional to 1,567,123.20, 2,351,462.40 and 620,524.80 is: 931,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,123.20 : 2,351,462.40 = 620,524.80 : x
  2. Step 2: Convert to fraction form
    1,567,123.20/2,351,462.40 = 620,524.80/x
  3. Step 3: Cross multiply
    1,567,123.20x = 2,351,462.40 × 620,524.80
  4. Step 4: Simplify right side
    1,567,123.20x = 1,459,140,735,467.52
  5. Step 5: Solve for x
    x = 1,459,140,735,467.52/1,567,123.20
  6. Step 6: Final answer
    x = 931,095.10

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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.