Home / 1,140,599.24-1,574,007.90-631,290.68

Finding the Fourth Proportional to 1,140,599.24, 1,574,007.90 and 631,290.68

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Solution

The fourth proportional to 1,140,599.24, 1,574,007.90 and 631,290.68 is: 871,170.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,599.24 : 1,574,007.90 = 631,290.68 : x
  2. Step 2: Convert to fraction form
    1,140,599.24/1,574,007.90 = 631,290.68/x
  3. Step 3: Cross multiply
    1,140,599.24x = 1,574,007.90 × 631,290.68
  4. Step 4: Simplify right side
    1,140,599.24x = 993,656,517,516.37
  5. Step 5: Solve for x
    x = 993,656,517,516.37/1,140,599.24
  6. Step 6: Final answer
    x = 871,170.59

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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.