Home / 1,140,824.66-1,574,338.37-631,527.03

Finding the Fourth Proportional to 1,140,824.66, 1,574,338.37 and 631,527.03

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Solution

The fourth proportional to 1,140,824.66, 1,574,338.37 and 631,527.03 is: 871,507.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,824.66 : 1,574,338.37 = 631,527.03 : x
  2. Step 2: Convert to fraction form
    1,140,824.66/1,574,338.37 = 631,527.03/x
  3. Step 3: Cross multiply
    1,140,824.66x = 1,574,338.37 × 631,527.03
  4. Step 4: Simplify right side
    1,140,824.66x = 994,237,231,863.51
  5. Step 5: Solve for x
    x = 994,237,231,863.51/1,140,824.66
  6. Step 6: Final answer
    x = 871,507.49

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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.