Home / 940,580.86-1,409,904.96-371,730.82

Finding the Fourth Proportional to 940,580.86, 1,409,904.96 and 371,730.82

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Solution

The fourth proportional to 940,580.86, 1,409,904.96 and 371,730.82 is: 557,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,580.86 : 1,409,904.96 = 371,730.82 : x
  2. Step 2: Convert to fraction form
    940,580.86/1,409,904.96 = 371,730.82/x
  3. Step 3: Cross multiply
    940,580.86x = 1,409,904.96 × 371,730.82
  4. Step 4: Simplify right side
    940,580.86x = 524,105,126,902.87
  5. Step 5: Solve for x
    x = 524,105,126,902.87/940,580.86
  6. Step 6: Final answer
    x = 557,214.32

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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.