Home / 1,295,729.96-1,787,143.38-951,457.82

Finding the Fourth Proportional to 1,295,729.96, 1,787,143.38 and 951,457.82

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Solution

The fourth proportional to 1,295,729.96, 1,787,143.38 and 951,457.82 is: 1,312,303.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,729.96 : 1,787,143.38 = 951,457.82 : x
  2. Step 2: Convert to fraction form
    1,295,729.96/1,787,143.38 = 951,457.82/x
  3. Step 3: Cross multiply
    1,295,729.96x = 1,787,143.38 × 951,457.82
  4. Step 4: Simplify right side
    1,295,729.96x = 1,700,391,544,362.23
  5. Step 5: Solve for x
    x = 1,700,391,544,362.23/1,295,729.96
  6. Step 6: Final answer
    x = 1,312,303.95

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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.