Home / 1,871,172.36-2,806,329.24-523,430.37

Finding the Fourth Proportional to 1,871,172.36, 2,806,329.24 and 523,430.37

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Solution

The fourth proportional to 1,871,172.36, 2,806,329.24 and 523,430.37 is: 785,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,172.36 : 2,806,329.24 = 523,430.37 : x
  2. Step 2: Convert to fraction form
    1,871,172.36/2,806,329.24 = 523,430.37/x
  3. Step 3: Cross multiply
    1,871,172.36x = 2,806,329.24 × 523,430.37
  4. Step 4: Simplify right side
    1,871,172.36x = 1,468,917,952,435.02
  5. Step 5: Solve for x
    x = 1,468,917,952,435.02/1,871,172.36
  6. Step 6: Final answer
    x = 785,025.47

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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.