Home / 1,086,619-1,499,459.20-603,146.08

Finding the Fourth Proportional to 1,086,619, 1,499,459.20 and 603,146.08

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Solution

The fourth proportional to 1,086,619, 1,499,459.20 and 603,146.08 is: 832,299.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,619 : 1,499,459.20 = 603,146.08 : x
  2. Step 2: Convert to fraction form
    1,086,619/1,499,459.20 = 603,146.08/x
  3. Step 3: Cross multiply
    1,086,619x = 1,499,459.20 × 603,146.08
  4. Step 4: Simplify right side
    1,086,619x = 904,392,938,599.94
  5. Step 5: Solve for x
    x = 904,392,938,599.94/1,086,619
  6. Step 6: Final answer
    x = 832,299.95

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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.