Home / 1,099,518.60-1,649,277.90-910,561.80

Finding the Fourth Proportional to 1,099,518.60, 1,649,277.90 and 910,561.80

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Solution

The fourth proportional to 1,099,518.60, 1,649,277.90 and 910,561.80 is: 1,365,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,518.60 : 1,649,277.90 = 910,561.80 : x
  2. Step 2: Convert to fraction form
    1,099,518.60/1,649,277.90 = 910,561.80/x
  3. Step 3: Cross multiply
    1,099,518.60x = 1,649,277.90 × 910,561.80
  4. Step 4: Simplify right side
    1,099,518.60x = 1,501,769,453,324.22
  5. Step 5: Solve for x
    x = 1,501,769,453,324.22/1,099,518.60
  6. Step 6: Final answer
    x = 1,365,842.70

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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.