Home / 1,637,218.93-2,456,221.65-626,324.35

Finding the Fourth Proportional to 1,637,218.93, 2,456,221.65 and 626,324.35

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Solution

The fourth proportional to 1,637,218.93, 2,456,221.65 and 626,324.35 is: 939,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,218.93 : 2,456,221.65 = 626,324.35 : x
  2. Step 2: Convert to fraction form
    1,637,218.93/2,456,221.65 = 626,324.35/x
  3. Step 3: Cross multiply
    1,637,218.93x = 2,456,221.65 × 626,324.35
  4. Step 4: Simplify right side
    1,637,218.93x = 1,538,391,428,392.18
  5. Step 5: Solve for x
    x = 1,538,391,428,392.18/1,637,218.93
  6. Step 6: Final answer
    x = 939,636.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.