Home / 1,779,186.43-2,455,453.08-1,015,354.81

Finding the Fourth Proportional to 1,779,186.43, 2,455,453.08 and 1,015,354.81

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Solution

The fourth proportional to 1,779,186.43, 2,455,453.08 and 1,015,354.81 is: 1,401,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,186.43 : 2,455,453.08 = 1,015,354.81 : x
  2. Step 2: Convert to fraction form
    1,779,186.43/2,455,453.08 = 1,015,354.81/x
  3. Step 3: Cross multiply
    1,779,186.43x = 2,455,453.08 × 1,015,354.81
  4. Step 4: Simplify right side
    1,779,186.43x = 2,493,156,095,507.32
  5. Step 5: Solve for x
    x = 2,493,156,095,507.32/1,779,186.43
  6. Step 6: Final answer
    x = 1,401,289.97

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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.