Home / 1,649,401.73-2,473,326.18-638,996.80

Finding the Fourth Proportional to 1,649,401.73, 2,473,326.18 and 638,996.80

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Solution

The fourth proportional to 1,649,401.73, 2,473,326.18 and 638,996.80 is: 958,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,401.73 : 2,473,326.18 = 638,996.80 : x
  2. Step 2: Convert to fraction form
    1,649,401.73/2,473,326.18 = 638,996.80/x
  3. Step 3: Cross multiply
    1,649,401.73x = 2,473,326.18 × 638,996.80
  4. Step 4: Simplify right side
    1,649,401.73x = 1,580,447,508,192.91
  5. Step 5: Solve for x
    x = 1,580,447,508,192.91/1,649,401.73
  6. Step 6: Final answer
    x = 958,194.40

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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.