Home / 3,499,380-4,829,144.40-1,889,748

Finding the Fourth Proportional to 3,499,380, 4,829,144.40 and 1,889,748

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Solution

The fourth proportional to 3,499,380, 4,829,144.40 and 1,889,748 is: 2,607,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499,380 : 4,829,144.40 = 1,889,748 : x
  2. Step 2: Convert to fraction form
    3,499,380/4,829,144.40 = 1,889,748/x
  3. Step 3: Cross multiply
    3,499,380x = 4,829,144.40 × 1,889,748
  4. Step 4: Simplify right side
    3,499,380x = 9,125,865,971,611.20
  5. Step 5: Solve for x
    x = 9,125,865,971,611.20/3,499,380
  6. Step 6: Final answer
    x = 2,607,852.24

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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.