Home / 1,115,493.53-1,539,390.83-606,195.90

Finding the Fourth Proportional to 1,115,493.53, 1,539,390.83 and 606,195.90

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Solution

The fourth proportional to 1,115,493.53, 1,539,390.83 and 606,195.90 is: 836,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,493.53 : 1,539,390.83 = 606,195.90 : x
  2. Step 2: Convert to fraction form
    1,115,493.53/1,539,390.83 = 606,195.90/x
  3. Step 3: Cross multiply
    1,115,493.53x = 1,539,390.83 × 606,195.90
  4. Step 4: Simplify right side
    1,115,493.53x = 933,172,406,612.62
  5. Step 5: Solve for x
    x = 933,172,406,612.62/1,115,493.53
  6. Step 6: Final answer
    x = 836,555.65

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Double scale
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1.5x scale

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.