Home / 1,775,390.91-2,450,188.76-1,087,059.39

Finding the Fourth Proportional to 1,775,390.91, 2,450,188.76 and 1,087,059.39

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Solution

The fourth proportional to 1,775,390.91, 2,450,188.76 and 1,087,059.39 is: 1,500,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,390.91 : 2,450,188.76 = 1,087,059.39 : x
  2. Step 2: Convert to fraction form
    1,775,390.91/2,450,188.76 = 1,087,059.39/x
  3. Step 3: Cross multiply
    1,775,390.91x = 2,450,188.76 × 1,087,059.39
  4. Step 4: Simplify right side
    1,775,390.91x = 2,663,500,693,395.16
  5. Step 5: Solve for x
    x = 2,663,500,693,395.16/1,775,390.91
  6. Step 6: Final answer
    x = 1,500,233.37

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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.