Home / 891,847.40-1,230,234.71-569,193.83

Finding the Fourth Proportional to 891,847.40, 1,230,234.71 and 569,193.83

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Solution

The fourth proportional to 891,847.40, 1,230,234.71 and 569,193.83 is: 785,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,847.40 : 1,230,234.71 = 569,193.83 : x
  2. Step 2: Convert to fraction form
    891,847.40/1,230,234.71 = 569,193.83/x
  3. Step 3: Cross multiply
    891,847.40x = 1,230,234.71 × 569,193.83
  4. Step 4: Simplify right side
    891,847.40x = 700,241,997,386.70
  5. Step 5: Solve for x
    x = 700,241,997,386.70/891,847.40
  6. Step 6: Final answer
    x = 785,158.98

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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.