Home / 1,779,185.43-2,455,451.70-1,015,353.81

Finding the Fourth Proportional to 1,779,185.43, 2,455,451.70 and 1,015,353.81

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Solution

The fourth proportional to 1,779,185.43, 2,455,451.70 and 1,015,353.81 is: 1,401,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,185.43 : 2,455,451.70 = 1,015,353.81 : x
  2. Step 2: Convert to fraction form
    1,779,185.43/2,455,451.70 = 1,015,353.81/x
  3. Step 3: Cross multiply
    1,779,185.43x = 2,455,451.70 × 1,015,353.81
  4. Step 4: Simplify right side
    1,779,185.43x = 2,493,152,238,865.98
  5. Step 5: Solve for x
    x = 2,493,152,238,865.98/1,779,185.43
  6. Step 6: Final answer
    x = 1,401,288.59

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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.