Home / 3,146,908.80-4,720,363.20-903,273.60

Finding the Fourth Proportional to 3,146,908.80, 4,720,363.20 and 903,273.60

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Solution

The fourth proportional to 3,146,908.80, 4,720,363.20 and 903,273.60 is: 1,354,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,908.80 : 4,720,363.20 = 903,273.60 : x
  2. Step 2: Convert to fraction form
    3,146,908.80/4,720,363.20 = 903,273.60/x
  3. Step 3: Cross multiply
    3,146,908.80x = 4,720,363.20 × 903,273.60
  4. Step 4: Simplify right side
    3,146,908.80x = 4,263,779,460,971.52
  5. Step 5: Solve for x
    x = 4,263,779,460,971.52/3,146,908.80
  6. Step 6: Final answer
    x = 1,354,910.40

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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.