Home / 1,087,711.16-1,501,083.69-744,267.11

Finding the Fourth Proportional to 1,087,711.16, 1,501,083.69 and 744,267.11

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Solution

The fourth proportional to 1,087,711.16, 1,501,083.69 and 744,267.11 is: 1,027,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,711.16 : 1,501,083.69 = 744,267.11 : x
  2. Step 2: Convert to fraction form
    1,087,711.16/1,501,083.69 = 744,267.11/x
  3. Step 3: Cross multiply
    1,087,711.16x = 1,501,083.69 × 744,267.11
  4. Step 4: Simplify right side
    1,087,711.16x = 1,117,207,219,824.44
  5. Step 5: Solve for x
    x = 1,117,207,219,824.44/1,087,711.16
  6. Step 6: Final answer
    x = 1,027,117.55

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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.