Home / 1,943,730.80-2,682,330.22-1,072,573.50

Finding the Fourth Proportional to 1,943,730.80, 2,682,330.22 and 1,072,573.50

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Solution

The fourth proportional to 1,943,730.80, 2,682,330.22 and 1,072,573.50 is: 1,480,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,730.80 : 2,682,330.22 = 1,072,573.50 : x
  2. Step 2: Convert to fraction form
    1,943,730.80/2,682,330.22 = 1,072,573.50/x
  3. Step 3: Cross multiply
    1,943,730.80x = 2,682,330.22 × 1,072,573.50
  4. Step 4: Simplify right side
    1,943,730.80x = 2,876,996,312,221.17
  5. Step 5: Solve for x
    x = 2,876,996,312,221.17/1,943,730.80
  6. Step 6: Final answer
    x = 1,480,141.34

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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.