Home / 1,084,062.79-1,625,540.50-400,915.07

Finding the Fourth Proportional to 1,084,062.79, 1,625,540.50 and 400,915.07

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Solution

The fourth proportional to 1,084,062.79, 1,625,540.50 and 400,915.07 is: 601,167.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,062.79 : 1,625,540.50 = 400,915.07 : x
  2. Step 2: Convert to fraction form
    1,084,062.79/1,625,540.50 = 400,915.07/x
  3. Step 3: Cross multiply
    1,084,062.79x = 1,625,540.50 × 400,915.07
  4. Step 4: Simplify right side
    1,084,062.79x = 651,703,681,814.55
  5. Step 5: Solve for x
    x = 651,703,681,814.55/1,084,062.79
  6. Step 6: Final answer
    x = 601,167.84

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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.