Home / 1,093,079.10-1,639,618.65-561,638.10

Finding the Fourth Proportional to 1,093,079.10, 1,639,618.65 and 561,638.10

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Solution

The fourth proportional to 1,093,079.10, 1,639,618.65 and 561,638.10 is: 842,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,079.10 : 1,639,618.65 = 561,638.10 : x
  2. Step 2: Convert to fraction form
    1,093,079.10/1,639,618.65 = 561,638.10/x
  3. Step 3: Cross multiply
    1,093,079.10x = 1,639,618.65 × 561,638.10
  4. Step 4: Simplify right side
    1,093,079.10x = 920,872,303,310.57
  5. Step 5: Solve for x
    x = 920,872,303,310.57/1,093,079.10
  6. Step 6: Final answer
    x = 842,457.15

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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.