Home / 1,069,626.21-1,605,070.01-396,180.57

Finding the Fourth Proportional to 1,069,626.21, 1,605,070.01 and 396,180.57

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Solution

The fourth proportional to 1,069,626.21, 1,605,070.01 and 396,180.57 is: 594,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,626.21 : 1,605,070.01 = 396,180.57 : x
  2. Step 2: Convert to fraction form
    1,069,626.21/1,605,070.01 = 396,180.57/x
  3. Step 3: Cross multiply
    1,069,626.21x = 1,605,070.01 × 396,180.57
  4. Step 4: Simplify right side
    1,069,626.21x = 635,897,551,451.71
  5. Step 5: Solve for x
    x = 635,897,551,451.71/1,069,626.21
  6. Step 6: Final answer
    x = 594,504.46

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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.