Home / 909,904.20-1,364,856.30-732,757.20

Finding the Fourth Proportional to 909,904.20, 1,364,856.30 and 732,757.20

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Solution

The fourth proportional to 909,904.20, 1,364,856.30 and 732,757.20 is: 1,099,135.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,904.20 : 1,364,856.30 = 732,757.20 : x
  2. Step 2: Convert to fraction form
    909,904.20/1,364,856.30 = 732,757.20/x
  3. Step 3: Cross multiply
    909,904.20x = 1,364,856.30 × 732,757.20
  4. Step 4: Simplify right side
    909,904.20x = 1,000,108,280,790.36
  5. Step 5: Solve for x
    x = 1,000,108,280,790.36/909,904.20
  6. Step 6: Final answer
    x = 1,099,135.80

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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.