Home / 3,047,646.69-4,202,613.99-2,129,541.30

Finding the Fourth Proportional to 3,047,646.69, 4,202,613.99 and 2,129,541.30

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Solution

The fourth proportional to 3,047,646.69, 4,202,613.99 and 2,129,541.30 is: 2,936,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,646.69 : 4,202,613.99 = 2,129,541.30 : x
  2. Step 2: Convert to fraction form
    3,047,646.69/4,202,613.99 = 2,129,541.30/x
  3. Step 3: Cross multiply
    3,047,646.69x = 4,202,613.99 × 2,129,541.30
  4. Step 4: Simplify right side
    3,047,646.69x = 8,949,640,059,662.79
  5. Step 5: Solve for x
    x = 8,949,640,059,662.79/3,047,646.69
  6. Step 6: Final answer
    x = 2,936,574.01

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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.