Home / 2,079,043.10-3,118,564.65-1,821,916.70

Finding the Fourth Proportional to 2,079,043.10, 3,118,564.65 and 1,821,916.70

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Solution

The fourth proportional to 2,079,043.10, 3,118,564.65 and 1,821,916.70 is: 2,732,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,043.10 : 3,118,564.65 = 1,821,916.70 : x
  2. Step 2: Convert to fraction form
    2,079,043.10/3,118,564.65 = 1,821,916.70/x
  3. Step 3: Cross multiply
    2,079,043.10x = 3,118,564.65 × 1,821,916.70
  4. Step 4: Simplify right side
    2,079,043.10x = 5,681,765,015,864.65
  5. Step 5: Solve for x
    x = 5,681,765,015,864.65/2,079,043.10
  6. Step 6: Final answer
    x = 2,732,875.05

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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.