Home / 1,225,702.20-1,838,553.30-384,252.60

Finding the Fourth Proportional to 1,225,702.20, 1,838,553.30 and 384,252.60

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Solution

The fourth proportional to 1,225,702.20, 1,838,553.30 and 384,252.60 is: 576,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,702.20 : 1,838,553.30 = 384,252.60 : x
  2. Step 2: Convert to fraction form
    1,225,702.20/1,838,553.30 = 384,252.60/x
  3. Step 3: Cross multiply
    1,225,702.20x = 1,838,553.30 × 384,252.60
  4. Step 4: Simplify right side
    1,225,702.20x = 706,468,885,763.58
  5. Step 5: Solve for x
    x = 706,468,885,763.58/1,225,702.20
  6. Step 6: Final answer
    x = 576,378.90

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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.