Home / 5,409,151.03-7,464,571.76-2,928,316.21

Finding the Fourth Proportional to 5,409,151.03, 7,464,571.76 and 2,928,316.21

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Solution

The fourth proportional to 5,409,151.03, 7,464,571.76 and 2,928,316.21 is: 4,041,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409,151.03 : 7,464,571.76 = 2,928,316.21 : x
  2. Step 2: Convert to fraction form
    5,409,151.03/7,464,571.76 = 2,928,316.21/x
  3. Step 3: Cross multiply
    5,409,151.03x = 7,464,571.76 × 2,928,316.21
  4. Step 4: Simplify right side
    5,409,151.03x = 21,858,626,485,516.23
  5. Step 5: Solve for x
    x = 21,858,626,485,516.23/5,409,151.03
  6. Step 6: Final answer
    x = 4,041,045.70

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Double scale
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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.