Home / 2,072,909.04-3,109,781.52-874,832.64

Finding the Fourth Proportional to 2,072,909.04, 3,109,781.52 and 874,832.64

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Solution

The fourth proportional to 2,072,909.04, 3,109,781.52 and 874,832.64 is: 1,312,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,909.04 : 3,109,781.52 = 874,832.64 : x
  2. Step 2: Convert to fraction form
    2,072,909.04/3,109,781.52 = 874,832.64/x
  3. Step 3: Cross multiply
    2,072,909.04x = 3,109,781.52 × 874,832.64
  4. Step 4: Simplify right side
    2,072,909.04x = 2,720,538,376,964.81
  5. Step 5: Solve for x
    x = 2,720,538,376,964.81/2,072,909.04
  6. Step 6: Final answer
    x = 1,312,425.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.