Home / 1,782,973.89-2,674,431.68-717,989.13

Finding the Fourth Proportional to 1,782,973.89, 2,674,431.68 and 717,989.13

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Solution

The fourth proportional to 1,782,973.89, 2,674,431.68 and 717,989.13 is: 1,076,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,973.89 : 2,674,431.68 = 717,989.13 : x
  2. Step 2: Convert to fraction form
    1,782,973.89/2,674,431.68 = 717,989.13/x
  3. Step 3: Cross multiply
    1,782,973.89x = 2,674,431.68 × 717,989.13
  4. Step 4: Simplify right side
    1,782,973.89x = 1,920,212,871,577.69
  5. Step 5: Solve for x
    x = 1,920,212,871,577.69/1,782,973.89
  6. Step 6: Final answer
    x = 1,076,971.95

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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.