Home / 1,090,143.71-1,504,398.32-606,823.03

Finding the Fourth Proportional to 1,090,143.71, 1,504,398.32 and 606,823.03

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Solution

The fourth proportional to 1,090,143.71, 1,504,398.32 and 606,823.03 is: 837,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,143.71 : 1,504,398.32 = 606,823.03 : x
  2. Step 2: Convert to fraction form
    1,090,143.71/1,504,398.32 = 606,823.03/x
  3. Step 3: Cross multiply
    1,090,143.71x = 1,504,398.32 × 606,823.03
  4. Step 4: Simplify right side
    1,090,143.71x = 912,903,544,625.37
  5. Step 5: Solve for x
    x = 912,903,544,625.37/1,090,143.71
  6. Step 6: Final answer
    x = 837,415.78

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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.