Home / 1,070,311.72-1,477,046.82-586,921

Finding the Fourth Proportional to 1,070,311.72, 1,477,046.82 and 586,921

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Solution

The fourth proportional to 1,070,311.72, 1,477,046.82 and 586,921 is: 809,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,311.72 : 1,477,046.82 = 586,921 : x
  2. Step 2: Convert to fraction form
    1,070,311.72/1,477,046.82 = 586,921/x
  3. Step 3: Cross multiply
    1,070,311.72x = 1,477,046.82 × 586,921
  4. Step 4: Simplify right side
    1,070,311.72x = 866,909,796,641.22
  5. Step 5: Solve for x
    x = 866,909,796,641.22/1,070,311.72
  6. Step 6: Final answer
    x = 809,960.11

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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.