Home / 1,386,093.48-1,914,681.20-1,044,511.42

Finding the Fourth Proportional to 1,386,093.48, 1,914,681.20 and 1,044,511.42

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Solution

The fourth proportional to 1,386,093.48, 1,914,681.20 and 1,044,511.42 is: 1,442,836.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,093.48 : 1,914,681.20 = 1,044,511.42 : x
  2. Step 2: Convert to fraction form
    1,386,093.48/1,914,681.20 = 1,044,511.42/x
  3. Step 3: Cross multiply
    1,386,093.48x = 1,914,681.20 × 1,044,511.42
  4. Step 4: Simplify right side
    1,386,093.48x = 1,999,906,379,059.30
  5. Step 5: Solve for x
    x = 1,999,906,379,059.30/1,386,093.48
  6. Step 6: Final answer
    x = 1,442,836.58

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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.