Home / 1,096,904.80-1,644,128.40-623,816.80

Finding the Fourth Proportional to 1,096,904.80, 1,644,128.40 and 623,816.80

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Solution

The fourth proportional to 1,096,904.80, 1,644,128.40 and 623,816.80 is: 935,026.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,904.80 : 1,644,128.40 = 623,816.80 : x
  2. Step 2: Convert to fraction form
    1,096,904.80/1,644,128.40 = 623,816.80/x
  3. Step 3: Cross multiply
    1,096,904.80x = 1,644,128.40 × 623,816.80
  4. Step 4: Simplify right side
    1,096,904.80x = 1,025,634,917,277.12
  5. Step 5: Solve for x
    x = 1,025,634,917,277.12/1,096,904.80
  6. Step 6: Final answer
    x = 935,026.37

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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.