Home / 1,113,221.70-1,536,234.21-623,195.24

Finding the Fourth Proportional to 1,113,221.70, 1,536,234.21 and 623,195.24

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Solution

The fourth proportional to 1,113,221.70, 1,536,234.21 and 623,195.24 is: 860,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,221.70 : 1,536,234.21 = 623,195.24 : x
  2. Step 2: Convert to fraction form
    1,113,221.70/1,536,234.21 = 623,195.24/x
  3. Step 3: Cross multiply
    1,113,221.70x = 1,536,234.21 × 623,195.24
  4. Step 4: Simplify right side
    1,113,221.70x = 957,373,844,081.18
  5. Step 5: Solve for x
    x = 957,373,844,081.18/1,113,221.70
  6. Step 6: Final answer
    x = 860,002.86

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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.