Home / 2,943,486.87-4,061,686.60-1,766,023.21

Finding the Fourth Proportional to 2,943,486.87, 4,061,686.60 and 1,766,023.21

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Solution

The fourth proportional to 2,943,486.87, 4,061,686.60 and 1,766,023.21 is: 2,436,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,486.87 : 4,061,686.60 = 1,766,023.21 : x
  2. Step 2: Convert to fraction form
    2,943,486.87/4,061,686.60 = 1,766,023.21/x
  3. Step 3: Cross multiply
    2,943,486.87x = 4,061,686.60 × 1,766,023.21
  4. Step 4: Simplify right side
    2,943,486.87x = 7,173,032,807,345.99
  5. Step 5: Solve for x
    x = 7,173,032,807,345.99/2,943,486.87
  6. Step 6: Final answer
    x = 2,436,916.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.