Home / 3,688,033.20-5,529,425.40-1,412,678.40

Finding the Fourth Proportional to 3,688,033.20, 5,529,425.40 and 1,412,678.40

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Solution

The fourth proportional to 3,688,033.20, 5,529,425.40 and 1,412,678.40 is: 2,118,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,033.20 : 5,529,425.40 = 1,412,678.40 : x
  2. Step 2: Convert to fraction form
    3,688,033.20/5,529,425.40 = 1,412,678.40/x
  3. Step 3: Cross multiply
    3,688,033.20x = 5,529,425.40 × 1,412,678.40
  4. Step 4: Simplify right side
    3,688,033.20x = 7,811,299,826,991.36
  5. Step 5: Solve for x
    x = 7,811,299,826,991.36/3,688,033.20
  6. Step 6: Final answer
    x = 2,118,012.34

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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.