Home / 1,761,537.78-2,430,840.78-997,596.81

Finding the Fourth Proportional to 1,761,537.78, 2,430,840.78 and 997,596.81

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Solution

The fourth proportional to 1,761,537.78, 2,430,840.78 and 997,596.81 is: 1,376,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,537.78 : 2,430,840.78 = 997,596.81 : x
  2. Step 2: Convert to fraction form
    1,761,537.78/2,430,840.78 = 997,596.81/x
  3. Step 3: Cross multiply
    1,761,537.78x = 2,430,840.78 × 997,596.81
  4. Step 4: Simplify right side
    1,761,537.78x = 2,424,999,007,745.91
  5. Step 5: Solve for x
    x = 2,424,999,007,745.91/1,761,537.78
  6. Step 6: Final answer
    x = 1,376,637.52

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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.