Home / 1,118,063.90-1,677,095.85-370,109.90

Finding the Fourth Proportional to 1,118,063.90, 1,677,095.85 and 370,109.90

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Solution

The fourth proportional to 1,118,063.90, 1,677,095.85 and 370,109.90 is: 555,164.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,063.90 : 1,677,095.85 = 370,109.90 : x
  2. Step 2: Convert to fraction form
    1,118,063.90/1,677,095.85 = 370,109.90/x
  3. Step 3: Cross multiply
    1,118,063.90x = 1,677,095.85 × 370,109.90
  4. Step 4: Simplify right side
    1,118,063.90x = 620,709,777,333.92
  5. Step 5: Solve for x
    x = 620,709,777,333.92/1,118,063.90
  6. Step 6: Final answer
    x = 555,164.85

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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.