Home / 1,091,774.60-1,637,661.90-914,627.60

Finding the Fourth Proportional to 1,091,774.60, 1,637,661.90 and 914,627.60

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Solution

The fourth proportional to 1,091,774.60, 1,637,661.90 and 914,627.60 is: 1,371,941.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,774.60 : 1,637,661.90 = 914,627.60 : x
  2. Step 2: Convert to fraction form
    1,091,774.60/1,637,661.90 = 914,627.60/x
  3. Step 3: Cross multiply
    1,091,774.60x = 1,637,661.90 × 914,627.60
  4. Step 4: Simplify right side
    1,091,774.60x = 1,497,850,773,208.44
  5. Step 5: Solve for x
    x = 1,497,850,773,208.44/1,091,774.60
  6. Step 6: Final answer
    x = 1,371,941.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.