Home / 2,069,759.20-3,104,638.80-553,439.20

Finding the Fourth Proportional to 2,069,759.20, 3,104,638.80 and 553,439.20

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Solution

The fourth proportional to 2,069,759.20, 3,104,638.80 and 553,439.20 is: 830,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,759.20 : 3,104,638.80 = 553,439.20 : x
  2. Step 2: Convert to fraction form
    2,069,759.20/3,104,638.80 = 553,439.20/x
  3. Step 3: Cross multiply
    2,069,759.20x = 3,104,638.80 × 553,439.20
  4. Step 4: Simplify right side
    2,069,759.20x = 1,718,228,813,760.96
  5. Step 5: Solve for x
    x = 1,718,228,813,760.96/2,069,759.20
  6. Step 6: Final answer
    x = 830,158.80

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Double scale
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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.