Home / 1,079,042.61-1,489,078.95-595,607.86

Finding the Fourth Proportional to 1,079,042.61, 1,489,078.95 and 595,607.86

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Solution

The fourth proportional to 1,079,042.61, 1,489,078.95 and 595,607.86 is: 821,938.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,042.61 : 1,489,078.95 = 595,607.86 : x
  2. Step 2: Convert to fraction form
    1,079,042.61/1,489,078.95 = 595,607.86/x
  3. Step 3: Cross multiply
    1,079,042.61x = 1,489,078.95 × 595,607.86
  4. Step 4: Simplify right side
    1,079,042.61x = 886,907,116,357.11
  5. Step 5: Solve for x
    x = 886,907,116,357.11/1,079,042.61
  6. Step 6: Final answer
    x = 821,938.92

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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.