Home / 909,947.70-1,364,921.55-732,800.70

Finding the Fourth Proportional to 909,947.70, 1,364,921.55 and 732,800.70

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Solution

The fourth proportional to 909,947.70, 1,364,921.55 and 732,800.70 is: 1,099,201.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,947.70 : 1,364,921.55 = 732,800.70 : x
  2. Step 2: Convert to fraction form
    909,947.70/1,364,921.55 = 732,800.70/x
  3. Step 3: Cross multiply
    909,947.70x = 1,364,921.55 × 732,800.70
  4. Step 4: Simplify right side
    909,947.70x = 1,000,215,467,285.09
  5. Step 5: Solve for x
    x = 1,000,215,467,285.09/909,947.70
  6. Step 6: Final answer
    x = 1,099,201.05

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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.