Home / 2,143,648.20-3,209,942.70-1,701,280.20

Finding the Fourth Proportional to 2,143,648.20, 3,209,942.70 and 1,701,280.20

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Solution

The fourth proportional to 2,143,648.20, 3,209,942.70 and 1,701,280.20 is: 2,547,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,648.20 : 3,209,942.70 = 1,701,280.20 : x
  2. Step 2: Convert to fraction form
    2,143,648.20/3,209,942.70 = 1,701,280.20/x
  3. Step 3: Cross multiply
    2,143,648.20x = 3,209,942.70 × 1,701,280.20
  4. Step 4: Simplify right side
    2,143,648.20x = 5,461,011,958,644.54
  5. Step 5: Solve for x
    x = 5,461,011,958,644.54/2,143,648.20
  6. Step 6: Final answer
    x = 2,547,531.80

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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.