Home / 1,256,773.73-1,734,362.48-683,818.61

Finding the Fourth Proportional to 1,256,773.73, 1,734,362.48 and 683,818.61

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Solution

The fourth proportional to 1,256,773.73, 1,734,362.48 and 683,818.61 is: 943,677.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,773.73 : 1,734,362.48 = 683,818.61 : x
  2. Step 2: Convert to fraction form
    1,256,773.73/1,734,362.48 = 683,818.61/x
  3. Step 3: Cross multiply
    1,256,773.73x = 1,734,362.48 × 683,818.61
  4. Step 4: Simplify right side
    1,256,773.73x = 1,185,989,333,347.49
  5. Step 5: Solve for x
    x = 1,185,989,333,347.49/1,256,773.73
  6. Step 6: Final answer
    x = 943,677.70

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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.