Home / 1,104,572.02-1,524,299.84-621,126.86

Finding the Fourth Proportional to 1,104,572.02, 1,524,299.84 and 621,126.86

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Solution

The fourth proportional to 1,104,572.02, 1,524,299.84 and 621,126.86 is: 857,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,572.02 : 1,524,299.84 = 621,126.86 : x
  2. Step 2: Convert to fraction form
    1,104,572.02/1,524,299.84 = 621,126.86/x
  3. Step 3: Cross multiply
    1,104,572.02x = 1,524,299.84 × 621,126.86
  4. Step 4: Simplify right side
    1,104,572.02x = 946,783,573,317.70
  5. Step 5: Solve for x
    x = 946,783,573,317.70/1,104,572.02
  6. Step 6: Final answer
    x = 857,149.70

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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.