Home / 2,071,133.16-2,856,691.46-1,382,457.80

Finding the Fourth Proportional to 2,071,133.16, 2,856,691.46 and 1,382,457.80

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Solution

The fourth proportional to 2,071,133.16, 2,856,691.46 and 1,382,457.80 is: 1,906,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,133.16 : 2,856,691.46 = 1,382,457.80 : x
  2. Step 2: Convert to fraction form
    2,071,133.16/2,856,691.46 = 1,382,457.80/x
  3. Step 3: Cross multiply
    2,071,133.16x = 2,856,691.46 × 1,382,457.80
  4. Step 4: Simplify right side
    2,071,133.16x = 3,949,255,369,874.64
  5. Step 5: Solve for x
    x = 3,949,255,369,874.64/2,071,133.16
  6. Step 6: Final answer
    x = 1,906,809.01

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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.