Home / 1,044,406.50-1,441,151.76-636,360.09

Finding the Fourth Proportional to 1,044,406.50, 1,441,151.76 and 636,360.09

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Solution

The fourth proportional to 1,044,406.50, 1,441,151.76 and 636,360.09 is: 878,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,406.50 : 1,441,151.76 = 636,360.09 : x
  2. Step 2: Convert to fraction form
    1,044,406.50/1,441,151.76 = 636,360.09/x
  3. Step 3: Cross multiply
    1,044,406.50x = 1,441,151.76 × 636,360.09
  4. Step 4: Simplify right side
    1,044,406.50x = 917,091,463,697.26
  5. Step 5: Solve for x
    x = 917,091,463,697.26/1,044,406.50
  6. Step 6: Final answer
    x = 878,098.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.