Home / 1,869,458.87-2,579,854.56-1,010,018.90

Finding the Fourth Proportional to 1,869,458.87, 2,579,854.56 and 1,010,018.90

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Solution

The fourth proportional to 1,869,458.87, 2,579,854.56 and 1,010,018.90 is: 1,393,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,458.87 : 2,579,854.56 = 1,010,018.90 : x
  2. Step 2: Convert to fraction form
    1,869,458.87/2,579,854.56 = 1,010,018.90/x
  3. Step 3: Cross multiply
    1,869,458.87x = 2,579,854.56 × 1,010,018.90
  4. Step 4: Simplify right side
    1,869,458.87x = 2,605,701,867,513.25
  5. Step 5: Solve for x
    x = 2,605,701,867,513.25/1,869,458.87
  6. Step 6: Final answer
    x = 1,393,826.79

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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.