Home / 1,236,784.60-1,855,176.90-606,928.60

Finding the Fourth Proportional to 1,236,784.60, 1,855,176.90 and 606,928.60

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Solution

The fourth proportional to 1,236,784.60, 1,855,176.90 and 606,928.60 is: 910,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,784.60 : 1,855,176.90 = 606,928.60 : x
  2. Step 2: Convert to fraction form
    1,236,784.60/1,855,176.90 = 606,928.60/x
  3. Step 3: Cross multiply
    1,236,784.60x = 1,855,176.90 × 606,928.60
  4. Step 4: Simplify right side
    1,236,784.60x = 1,125,959,918,669.34
  5. Step 5: Solve for x
    x = 1,125,959,918,669.34/1,236,784.60
  6. Step 6: Final answer
    x = 910,392.90

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Similar ratio
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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.