Home / 1,115,885.86-1,539,915.14-606,588.24

Finding the Fourth Proportional to 1,115,885.86, 1,539,915.14 and 606,588.24

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Solution

The fourth proportional to 1,115,885.86, 1,539,915.14 and 606,588.24 is: 837,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,885.86 : 1,539,915.14 = 606,588.24 : x
  2. Step 2: Convert to fraction form
    1,115,885.86/1,539,915.14 = 606,588.24/x
  3. Step 3: Cross multiply
    1,115,885.86x = 1,539,915.14 × 606,588.24
  4. Step 4: Simplify right side
    1,115,885.86x = 934,094,414,521.95
  5. Step 5: Solve for x
    x = 934,094,414,521.95/1,115,885.86
  6. Step 6: Final answer
    x = 837,087.78

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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.