Home / 1,027,602.72-1,541,415.60-459,012.96

Finding the Fourth Proportional to 1,027,602.72, 1,541,415.60 and 459,012.96

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Solution

The fourth proportional to 1,027,602.72, 1,541,415.60 and 459,012.96 is: 688,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,602.72 : 1,541,415.60 = 459,012.96 : x
  2. Step 2: Convert to fraction form
    1,027,602.72/1,541,415.60 = 459,012.96/x
  3. Step 3: Cross multiply
    1,027,602.72x = 1,541,415.60 × 459,012.96
  4. Step 4: Simplify right side
    1,027,602.72x = 707,529,737,146.18
  5. Step 5: Solve for x
    x = 707,529,737,146.18/1,027,602.72
  6. Step 6: Final answer
    x = 688,524.59

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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.