Home / 5,193,642.61-7,167,597.67-2,870,485.20

Finding the Fourth Proportional to 5,193,642.61, 7,167,597.67 and 2,870,485.20

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Solution

The fourth proportional to 5,193,642.61, 7,167,597.67 and 2,870,485.20 is: 3,961,474.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,642.61 : 7,167,597.67 = 2,870,485.20 : x
  2. Step 2: Convert to fraction form
    5,193,642.61/7,167,597.67 = 2,870,485.20/x
  3. Step 3: Cross multiply
    5,193,642.61x = 7,167,597.67 × 2,870,485.20
  4. Step 4: Simplify right side
    5,193,642.61x = 20,574,483,048,993.86
  5. Step 5: Solve for x
    x = 20,574,483,048,993.86/5,193,642.61
  6. Step 6: Final answer
    x = 3,961,474.56

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1.5x scale

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.