Home / 1,223,163.37-1,688,004.05-732,971.32

Finding the Fourth Proportional to 1,223,163.37, 1,688,004.05 and 732,971.32

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Solution

The fourth proportional to 1,223,163.37, 1,688,004.05 and 732,971.32 is: 1,011,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,163.37 : 1,688,004.05 = 732,971.32 : x
  2. Step 2: Convert to fraction form
    1,223,163.37/1,688,004.05 = 732,971.32/x
  3. Step 3: Cross multiply
    1,223,163.37x = 1,688,004.05 × 732,971.32
  4. Step 4: Simplify right side
    1,223,163.37x = 1,237,258,550,086.25
  5. Step 5: Solve for x
    x = 1,237,258,550,086.25/1,223,163.37
  6. Step 6: Final answer
    x = 1,011,523.55

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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.