Home / 1,766,330.40-2,649,495.60-436,634.40

Finding the Fourth Proportional to 1,766,330.40, 2,649,495.60 and 436,634.40

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Solution

The fourth proportional to 1,766,330.40, 2,649,495.60 and 436,634.40 is: 654,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,330.40 : 2,649,495.60 = 436,634.40 : x
  2. Step 2: Convert to fraction form
    1,766,330.40/2,649,495.60 = 436,634.40/x
  3. Step 3: Cross multiply
    1,766,330.40x = 2,649,495.60 × 436,634.40
  4. Step 4: Simplify right side
    1,766,330.40x = 1,156,860,921,608.64
  5. Step 5: Solve for x
    x = 1,156,860,921,608.64/1,766,330.40
  6. Step 6: Final answer
    x = 654,951.60

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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.