Home / 1,085,343.71-1,498,460.41-698,339.07

Finding the Fourth Proportional to 1,085,343.71, 1,498,460.41 and 698,339.07

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Solution

The fourth proportional to 1,085,343.71, 1,498,460.41 and 698,339.07 is: 964,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,343.71 : 1,498,460.41 = 698,339.07 : x
  2. Step 2: Convert to fraction form
    1,085,343.71/1,498,460.41 = 698,339.07/x
  3. Step 3: Cross multiply
    1,085,343.71x = 1,498,460.41 × 698,339.07
  4. Step 4: Simplify right side
    1,085,343.71x = 1,046,433,450,024.14
  5. Step 5: Solve for x
    x = 1,046,433,450,024.14/1,085,343.71
  6. Step 6: Final answer
    x = 964,149.37

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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.