Home / 1,137,115-1,569,218.26-653,774.64

Finding the Fourth Proportional to 1,137,115, 1,569,218.26 and 653,774.64

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Solution

The fourth proportional to 1,137,115, 1,569,218.26 and 653,774.64 is: 902,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,115 : 1,569,218.26 = 653,774.64 : x
  2. Step 2: Convert to fraction form
    1,137,115/1,569,218.26 = 653,774.64/x
  3. Step 3: Cross multiply
    1,137,115x = 1,569,218.26 × 653,774.64
  4. Step 4: Simplify right side
    1,137,115x = 1,025,915,103,012.93
  5. Step 5: Solve for x
    x = 1,025,915,103,012.93/1,137,115
  6. Step 6: Final answer
    x = 902,208.75

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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.