Home / 3,039,269.60-4,558,321.20-909,423.20

Finding the Fourth Proportional to 3,039,269.60, 4,558,321.20 and 909,423.20

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Solution

The fourth proportional to 3,039,269.60, 4,558,321.20 and 909,423.20 is: 1,363,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039,269.60 : 4,558,321.20 = 909,423.20 : x
  2. Step 2: Convert to fraction form
    3,039,269.60/4,558,321.20 = 909,423.20/x
  3. Step 3: Cross multiply
    3,039,269.60x = 4,558,321.20 × 909,423.20
  4. Step 4: Simplify right side
    3,039,269.60x = 4,145,443,052,331.84
  5. Step 5: Solve for x
    x = 4,145,443,052,331.84/3,039,269.60
  6. Step 6: Final answer
    x = 1,363,960.29

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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.