Home / 2,379,808.92-3,570,156.24-782,435.07

Finding the Fourth Proportional to 2,379,808.92, 3,570,156.24 and 782,435.07

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Solution

The fourth proportional to 2,379,808.92, 3,570,156.24 and 782,435.07 is: 1,173,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,808.92 : 3,570,156.24 = 782,435.07 : x
  2. Step 2: Convert to fraction form
    2,379,808.92/3,570,156.24 = 782,435.07/x
  3. Step 3: Cross multiply
    2,379,808.92x = 3,570,156.24 × 782,435.07
  4. Step 4: Simplify right side
    2,379,808.92x = 2,793,415,447,555.34
  5. Step 5: Solve for x
    x = 2,793,415,447,555.34/2,379,808.92
  6. Step 6: Final answer
    x = 1,173,798.21

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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.