Home / 2,078,205.33-2,869,904-1,964,985.01

Finding the Fourth Proportional to 2,078,205.33, 2,869,904 and 1,964,985.01

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Solution

The fourth proportional to 2,078,205.33, 2,869,904 and 1,964,985.01 is: 2,713,552.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,205.33 : 2,869,904 = 1,964,985.01 : x
  2. Step 2: Convert to fraction form
    2,078,205.33/2,869,904 = 1,964,985.01/x
  3. Step 3: Cross multiply
    2,078,205.33x = 2,869,904 × 1,964,985.01
  4. Step 4: Simplify right side
    2,078,205.33x = 5,639,318,340,139.04
  5. Step 5: Solve for x
    x = 5,639,318,340,139.04/2,078,205.33
  6. Step 6: Final answer
    x = 2,713,552.05

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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.