Home / 2,289,314.60-3,432,416.70-869,157.80

Finding the Fourth Proportional to 2,289,314.60, 3,432,416.70 and 869,157.80

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Solution

The fourth proportional to 2,289,314.60, 3,432,416.70 and 869,157.80 is: 1,303,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,314.60 : 3,432,416.70 = 869,157.80 : x
  2. Step 2: Convert to fraction form
    2,289,314.60/3,432,416.70 = 869,157.80/x
  3. Step 3: Cross multiply
    2,289,314.60x = 3,432,416.70 × 869,157.80
  4. Step 4: Simplify right side
    2,289,314.60x = 2,983,311,747,655.26
  5. Step 5: Solve for x
    x = 2,983,311,747,655.26/2,289,314.60
  6. Step 6: Final answer
    x = 1,303,146.26

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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.