Home / 1,417,862.87-1,956,641.77-806,015.66

Finding the Fourth Proportional to 1,417,862.87, 1,956,641.77 and 806,015.66

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Solution

The fourth proportional to 1,417,862.87, 1,956,641.77 and 806,015.66 is: 1,112,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,862.87 : 1,956,641.77 = 806,015.66 : x
  2. Step 2: Convert to fraction form
    1,417,862.87/1,956,641.77 = 806,015.66/x
  3. Step 3: Cross multiply
    1,417,862.87x = 1,956,641.77 × 806,015.66
  4. Step 4: Simplify right side
    1,417,862.87x = 1,577,083,907,630.12
  5. Step 5: Solve for x
    x = 1,577,083,907,630.12/1,417,862.87
  6. Step 6: Final answer
    x = 1,112,296.50

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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.