Home / 2,688,165.10-4,032,247.65-1,836,606.70

Finding the Fourth Proportional to 2,688,165.10, 4,032,247.65 and 1,836,606.70

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Solution

The fourth proportional to 2,688,165.10, 4,032,247.65 and 1,836,606.70 is: 2,754,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,165.10 : 4,032,247.65 = 1,836,606.70 : x
  2. Step 2: Convert to fraction form
    2,688,165.10/4,032,247.65 = 1,836,606.70/x
  3. Step 3: Cross multiply
    2,688,165.10x = 4,032,247.65 × 1,836,606.70
  4. Step 4: Simplify right side
    2,688,165.10x = 7,405,653,050,049.26
  5. Step 5: Solve for x
    x = 7,405,653,050,049.26/2,688,165.10
  6. Step 6: Final answer
    x = 2,754,910.05

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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.