Home / 1,095,090.40-1,642,635.60-623,231.20

Finding the Fourth Proportional to 1,095,090.40, 1,642,635.60 and 623,231.20

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Solution

The fourth proportional to 1,095,090.40, 1,642,635.60 and 623,231.20 is: 934,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,090.40 : 1,642,635.60 = 623,231.20 : x
  2. Step 2: Convert to fraction form
    1,095,090.40/1,642,635.60 = 623,231.20/x
  3. Step 3: Cross multiply
    1,095,090.40x = 1,642,635.60 × 623,231.20
  4. Step 4: Simplify right side
    1,095,090.40x = 1,023,741,756,150.72
  5. Step 5: Solve for x
    x = 1,023,741,756,150.72/1,095,090.40
  6. Step 6: Final answer
    x = 934,846.80

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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.