Home / 2,820,771.20-3,892,664.25-1,613,547.20

Finding the Fourth Proportional to 2,820,771.20, 3,892,664.25 and 1,613,547.20

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Solution

The fourth proportional to 2,820,771.20, 3,892,664.25 and 1,613,547.20 is: 2,226,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,771.20 : 3,892,664.25 = 1,613,547.20 : x
  2. Step 2: Convert to fraction form
    2,820,771.20/3,892,664.25 = 1,613,547.20/x
  3. Step 3: Cross multiply
    2,820,771.20x = 3,892,664.25 × 1,613,547.20
  4. Step 4: Simplify right side
    2,820,771.20x = 6,280,997,481,664.28
  5. Step 5: Solve for x
    x = 6,280,997,481,664.28/2,820,771.20
  6. Step 6: Final answer
    x = 2,226,695.13

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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.