Home / 1,616,842.06-2,230,858.43-919,068.11

Finding the Fourth Proportional to 1,616,842.06, 2,230,858.43 and 919,068.11

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Solution

The fourth proportional to 1,616,842.06, 2,230,858.43 and 919,068.11 is: 1,268,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,842.06 : 2,230,858.43 = 919,068.11 : x
  2. Step 2: Convert to fraction form
    1,616,842.06/2,230,858.43 = 919,068.11/x
  3. Step 3: Cross multiply
    1,616,842.06x = 2,230,858.43 × 919,068.11
  4. Step 4: Simplify right side
    1,616,842.06x = 2,050,310,840,937.67
  5. Step 5: Solve for x
    x = 2,050,310,840,937.67/1,616,842.06
  6. Step 6: Final answer
    x = 1,268,095.93

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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.