Home / 1,232,244.80-1,848,561.60-390,881.60

Finding the Fourth Proportional to 1,232,244.80, 1,848,561.60 and 390,881.60

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Solution

The fourth proportional to 1,232,244.80, 1,848,561.60 and 390,881.60 is: 586,384.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,244.80 : 1,848,561.60 = 390,881.60 : x
  2. Step 2: Convert to fraction form
    1,232,244.80/1,848,561.60 = 390,881.60/x
  3. Step 3: Cross multiply
    1,232,244.80x = 1,848,561.60 × 390,881.60
  4. Step 4: Simplify right side
    1,232,244.80x = 722,568,715,906.56
  5. Step 5: Solve for x
    x = 722,568,715,906.56/1,232,244.80
  6. Step 6: Final answer
    x = 586,384.07

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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.