Home / 1,095,249.80-1,641,108.30-620,523.40

Finding the Fourth Proportional to 1,095,249.80, 1,641,108.30 and 620,523.40

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Solution

The fourth proportional to 1,095,249.80, 1,641,108.30 and 620,523.40 is: 929,784.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,249.80 : 1,641,108.30 = 620,523.40 : x
  2. Step 2: Convert to fraction form
    1,095,249.80/1,641,108.30 = 620,523.40/x
  3. Step 3: Cross multiply
    1,095,249.80x = 1,641,108.30 × 620,523.40
  4. Step 4: Simplify right side
    1,095,249.80x = 1,018,346,102,084.22
  5. Step 5: Solve for x
    x = 1,018,346,102,084.22/1,095,249.80
  6. Step 6: Final answer
    x = 929,784.33

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Double scale
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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.