Home / 1,157,790.70-1,597,733.67-648,511.30

Finding the Fourth Proportional to 1,157,790.70, 1,597,733.67 and 648,511.30

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Solution

The fourth proportional to 1,157,790.70, 1,597,733.67 and 648,511.30 is: 894,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,790.70 : 1,597,733.67 = 648,511.30 : x
  2. Step 2: Convert to fraction form
    1,157,790.70/1,597,733.67 = 648,511.30/x
  3. Step 3: Cross multiply
    1,157,790.70x = 1,597,733.67 × 648,511.30
  4. Step 4: Simplify right side
    1,157,790.70x = 1,036,148,339,385.47
  5. Step 5: Solve for x
    x = 1,036,148,339,385.47/1,157,790.70
  6. Step 6: Final answer
    x = 894,935.79

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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.