Home / 2,091,210.30-3,136,815.45-1,618,235.10

Finding the Fourth Proportional to 2,091,210.30, 3,136,815.45 and 1,618,235.10

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Solution

The fourth proportional to 2,091,210.30, 3,136,815.45 and 1,618,235.10 is: 2,427,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,210.30 : 3,136,815.45 = 1,618,235.10 : x
  2. Step 2: Convert to fraction form
    2,091,210.30/3,136,815.45 = 1,618,235.10/x
  3. Step 3: Cross multiply
    2,091,210.30x = 3,136,815.45 × 1,618,235.10
  4. Step 4: Simplify right side
    2,091,210.30x = 5,076,104,863,412.30
  5. Step 5: Solve for x
    x = 5,076,104,863,412.30/2,091,210.30
  6. Step 6: Final answer
    x = 2,427,352.65

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Double scale
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Similar ratio
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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.