Home / 1,616,842.59-2,230,859.16-919,068.64

Finding the Fourth Proportional to 1,616,842.59, 2,230,859.16 and 919,068.64

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Solution

The fourth proportional to 1,616,842.59, 2,230,859.16 and 919,068.64 is: 1,268,096.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,842.59 : 2,230,859.16 = 919,068.64 : x
  2. Step 2: Convert to fraction form
    1,616,842.59/2,230,859.16 = 919,068.64/x
  3. Step 3: Cross multiply
    1,616,842.59x = 2,230,859.16 × 919,068.64
  4. Step 4: Simplify right side
    1,616,842.59x = 2,050,312,694,212.74
  5. Step 5: Solve for x
    x = 2,050,312,694,212.74/1,616,842.59
  6. Step 6: Final answer
    x = 1,268,096.66

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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.