Home / 1,086,528.90-1,629,793.35-637,464.90

Finding the Fourth Proportional to 1,086,528.90, 1,629,793.35 and 637,464.90

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Solution

The fourth proportional to 1,086,528.90, 1,629,793.35 and 637,464.90 is: 956,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,528.90 : 1,629,793.35 = 637,464.90 : x
  2. Step 2: Convert to fraction form
    1,086,528.90/1,629,793.35 = 637,464.90/x
  3. Step 3: Cross multiply
    1,086,528.90x = 1,629,793.35 × 637,464.90
  4. Step 4: Simplify right side
    1,086,528.90x = 1,038,936,054,878.42
  5. Step 5: Solve for x
    x = 1,038,936,054,878.42/1,086,528.90
  6. Step 6: Final answer
    x = 956,197.35

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Double scale
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Similar ratio
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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.