Home / 1,913,886.44-2,870,734.22-715,720.66

Finding the Fourth Proportional to 1,913,886.44, 2,870,734.22 and 715,720.66

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Solution

The fourth proportional to 1,913,886.44, 2,870,734.22 and 715,720.66 is: 1,073,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,886.44 : 2,870,734.22 = 715,720.66 : x
  2. Step 2: Convert to fraction form
    1,913,886.44/2,870,734.22 = 715,720.66/x
  3. Step 3: Cross multiply
    1,913,886.44x = 2,870,734.22 × 715,720.66
  4. Step 4: Simplify right side
    1,913,886.44x = 2,054,643,790,622.99
  5. Step 5: Solve for x
    x = 2,054,643,790,622.99/1,913,886.44
  6. Step 6: Final answer
    x = 1,073,545.30

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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.