Home / 1,997,513.14-2,756,595.64-1,181,695.86

Finding the Fourth Proportional to 1,997,513.14, 2,756,595.64 and 1,181,695.86

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Solution

The fourth proportional to 1,997,513.14, 2,756,595.64 and 1,181,695.86 is: 1,630,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,513.14 : 2,756,595.64 = 1,181,695.86 : x
  2. Step 2: Convert to fraction form
    1,997,513.14/2,756,595.64 = 1,181,695.86/x
  3. Step 3: Cross multiply
    1,997,513.14x = 2,756,595.64 × 1,181,695.86
  4. Step 4: Simplify right side
    1,997,513.14x = 3,257,457,655,482.05
  5. Step 5: Solve for x
    x = 3,257,457,655,482.05/1,997,513.14
  6. Step 6: Final answer
    x = 1,630,756.56

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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.