Home / 1,094,538.90-1,641,808.35-384,638.70

Finding the Fourth Proportional to 1,094,538.90, 1,641,808.35 and 384,638.70

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Solution

The fourth proportional to 1,094,538.90, 1,641,808.35 and 384,638.70 is: 576,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,538.90 : 1,641,808.35 = 384,638.70 : x
  2. Step 2: Convert to fraction form
    1,094,538.90/1,641,808.35 = 384,638.70/x
  3. Step 3: Cross multiply
    1,094,538.90x = 1,641,808.35 × 384,638.70
  4. Step 4: Simplify right side
    1,094,538.90x = 631,503,029,393.15
  5. Step 5: Solve for x
    x = 631,503,029,393.15/1,094,538.90
  6. Step 6: Final answer
    x = 576,958.05

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Double scale
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Similar ratio
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1.5x scale

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.