Home / 1,086,602.10-1,630,121.85-910,329.90

Finding the Fourth Proportional to 1,086,602.10, 1,630,121.85 and 910,329.90

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Solution

The fourth proportional to 1,086,602.10, 1,630,121.85 and 910,329.90 is: 1,365,678.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,602.10 : 1,630,121.85 = 910,329.90 : x
  2. Step 2: Convert to fraction form
    1,086,602.10/1,630,121.85 = 910,329.90/x
  3. Step 3: Cross multiply
    1,086,602.10x = 1,630,121.85 × 910,329.90
  4. Step 4: Simplify right side
    1,086,602.10x = 1,483,948,660,698.32
  5. Step 5: Solve for x
    x = 1,483,948,660,698.32/1,086,602.10
  6. Step 6: Final answer
    x = 1,365,678.07

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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.