Home / 1,000,295.32-1,380,407.43-541,409.82

Finding the Fourth Proportional to 1,000,295.32, 1,380,407.43 and 541,409.82

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Solution

The fourth proportional to 1,000,295.32, 1,380,407.43 and 541,409.82 is: 747,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,295.32 : 1,380,407.43 = 541,409.82 : x
  2. Step 2: Convert to fraction form
    1,000,295.32/1,380,407.43 = 541,409.82/x
  3. Step 3: Cross multiply
    1,000,295.32x = 1,380,407.43 × 541,409.82
  4. Step 4: Simplify right side
    1,000,295.32x = 747,366,135,056.72
  5. Step 5: Solve for x
    x = 747,366,135,056.72/1,000,295.32
  6. Step 6: Final answer
    x = 747,145.49

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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.