Home / 1,099,337.10-1,649,005.65-910,380.30

Finding the Fourth Proportional to 1,099,337.10, 1,649,005.65 and 910,380.30

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Solution

The fourth proportional to 1,099,337.10, 1,649,005.65 and 910,380.30 is: 1,365,570.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,337.10 : 1,649,005.65 = 910,380.30 : x
  2. Step 2: Convert to fraction form
    1,099,337.10/1,649,005.65 = 910,380.30/x
  3. Step 3: Cross multiply
    1,099,337.10x = 1,649,005.65 × 910,380.30
  4. Step 4: Simplify right side
    1,099,337.10x = 1,501,222,258,348.70
  5. Step 5: Solve for x
    x = 1,501,222,258,348.70/1,099,337.10
  6. Step 6: Final answer
    x = 1,365,570.45

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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.