Home / 971,230.60-1,456,845.90-617,811.40

Finding the Fourth Proportional to 971,230.60, 1,456,845.90 and 617,811.40

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Solution

The fourth proportional to 971,230.60, 1,456,845.90 and 617,811.40 is: 926,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,230.60 : 1,456,845.90 = 617,811.40 : x
  2. Step 2: Convert to fraction form
    971,230.60/1,456,845.90 = 617,811.40/x
  3. Step 3: Cross multiply
    971,230.60x = 1,456,845.90 × 617,811.40
  4. Step 4: Simplify right side
    971,230.60x = 900,056,005,063.26
  5. Step 5: Solve for x
    x = 900,056,005,063.26/971,230.60
  6. Step 6: Final answer
    x = 926,717.10

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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.