Home / 1,100,574.20-1,650,861.30-540,702.20

Finding the Fourth Proportional to 1,100,574.20, 1,650,861.30 and 540,702.20

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Solution

The fourth proportional to 1,100,574.20, 1,650,861.30 and 540,702.20 is: 811,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,574.20 : 1,650,861.30 = 540,702.20 : x
  2. Step 2: Convert to fraction form
    1,100,574.20/1,650,861.30 = 540,702.20/x
  3. Step 3: Cross multiply
    1,100,574.20x = 1,650,861.30 × 540,702.20
  4. Step 4: Simplify right side
    1,100,574.20x = 892,624,336,804.86
  5. Step 5: Solve for x
    x = 892,624,336,804.86/1,100,574.20
  6. Step 6: Final answer
    x = 811,053.30

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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.