Home / 1,522,160.57-2,100,069.78-877,566.62

Finding the Fourth Proportional to 1,522,160.57, 2,100,069.78 and 877,566.62

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Solution

The fourth proportional to 1,522,160.57, 2,100,069.78 and 877,566.62 is: 1,210,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,160.57 : 2,100,069.78 = 877,566.62 : x
  2. Step 2: Convert to fraction form
    1,522,160.57/2,100,069.78 = 877,566.62/x
  3. Step 3: Cross multiply
    1,522,160.57x = 2,100,069.78 × 877,566.62
  4. Step 4: Simplify right side
    1,522,160.57x = 1,842,951,138,598.74
  5. Step 5: Solve for x
    x = 1,842,951,138,598.74/1,522,160.57
  6. Step 6: Final answer
    x = 1,210,746.87

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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.