Home / 1,396,653.08-1,927,327.02-853,697.96

Finding the Fourth Proportional to 1,396,653.08, 1,927,327.02 and 853,697.96

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Solution

The fourth proportional to 1,396,653.08, 1,927,327.02 and 853,697.96 is: 1,178,070.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,653.08 : 1,927,327.02 = 853,697.96 : x
  2. Step 2: Convert to fraction form
    1,396,653.08/1,927,327.02 = 853,697.96/x
  3. Step 3: Cross multiply
    1,396,653.08x = 1,927,327.02 × 853,697.96
  4. Step 4: Simplify right side
    1,396,653.08x = 1,645,355,145,226.88
  5. Step 5: Solve for x
    x = 1,645,355,145,226.88/1,396,653.08
  6. Step 6: Final answer
    x = 1,178,070.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.