Home / 2,688,329.60-4,033,207.20-1,171,361.60

Finding the Fourth Proportional to 2,688,329.60, 4,033,207.20 and 1,171,361.60

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Solution

The fourth proportional to 2,688,329.60, 4,033,207.20 and 1,171,361.60 is: 1,757,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,329.60 : 4,033,207.20 = 1,171,361.60 : x
  2. Step 2: Convert to fraction form
    2,688,329.60/4,033,207.20 = 1,171,361.60/x
  3. Step 3: Cross multiply
    2,688,329.60x = 4,033,207.20 × 1,171,361.60
  4. Step 4: Simplify right side
    2,688,329.60x = 4,724,344,038,923.52
  5. Step 5: Solve for x
    x = 4,724,344,038,923.52/2,688,329.60
  6. Step 6: Final answer
    x = 1,757,352.98

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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.