Home / 1,295,727.21-1,787,139.59-951,455.07

Finding the Fourth Proportional to 1,295,727.21, 1,787,139.59 and 951,455.07

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Solution

The fourth proportional to 1,295,727.21, 1,787,139.59 and 951,455.07 is: 1,312,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,727.21 : 1,787,139.59 = 951,455.07 : x
  2. Step 2: Convert to fraction form
    1,295,727.21/1,787,139.59 = 951,455.07/x
  3. Step 3: Cross multiply
    1,295,727.21x = 1,787,139.59 × 951,455.07
  4. Step 4: Simplify right side
    1,295,727.21x = 1,700,383,018,945.95
  5. Step 5: Solve for x
    x = 1,700,383,018,945.95/1,295,727.21
  6. Step 6: Final answer
    x = 1,312,300.16

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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.