Home / 2,518,916.40-3,785,747.40-2,194,513.20

Finding the Fourth Proportional to 2,518,916.40, 3,785,747.40 and 2,194,513.20

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Solution

The fourth proportional to 2,518,916.40, 3,785,747.40 and 2,194,513.20 is: 3,298,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,916.40 : 3,785,747.40 = 2,194,513.20 : x
  2. Step 2: Convert to fraction form
    2,518,916.40/3,785,747.40 = 2,194,513.20/x
  3. Step 3: Cross multiply
    2,518,916.40x = 3,785,747.40 × 2,194,513.20
  4. Step 4: Simplify right side
    2,518,916.40x = 8,307,872,641,165.68
  5. Step 5: Solve for x
    x = 8,307,872,641,165.68/2,518,916.40
  6. Step 6: Final answer
    x = 3,298,193.08

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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.