Home / 1,093,520.81-1,509,102.46-610,128.20

Finding the Fourth Proportional to 1,093,520.81, 1,509,102.46 and 610,128.20

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Solution

The fourth proportional to 1,093,520.81, 1,509,102.46 and 610,128.20 is: 842,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,520.81 : 1,509,102.46 = 610,128.20 : x
  2. Step 2: Convert to fraction form
    1,093,520.81/1,509,102.46 = 610,128.20/x
  3. Step 3: Cross multiply
    1,093,520.81x = 1,509,102.46 × 610,128.20
  4. Step 4: Simplify right side
    1,093,520.81x = 920,745,972,070.79
  5. Step 5: Solve for x
    x = 920,745,972,070.79/1,093,520.81
  6. Step 6: Final answer
    x = 842,001.32

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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.