Home / 1,305,447.15-1,957,727.28-452,319.72

Finding the Fourth Proportional to 1,305,447.15, 1,957,727.28 and 452,319.72

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Solution

The fourth proportional to 1,305,447.15, 1,957,727.28 and 452,319.72 is: 678,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,447.15 : 1,957,727.28 = 452,319.72 : x
  2. Step 2: Convert to fraction form
    1,305,447.15/1,957,727.28 = 452,319.72/x
  3. Step 3: Cross multiply
    1,305,447.15x = 1,957,727.28 × 452,319.72
  4. Step 4: Simplify right side
    1,305,447.15x = 885,518,655,125.96
  5. Step 5: Solve for x
    x = 885,518,655,125.96/1,305,447.15
  6. Step 6: Final answer
    x = 678,325.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.