Home / 1,859,969.21-2,566,451.86-1,095,918.89

Finding the Fourth Proportional to 1,859,969.21, 2,566,451.86 and 1,095,918.89

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Solution

The fourth proportional to 1,859,969.21, 2,566,451.86 and 1,095,918.89 is: 1,512,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,969.21 : 2,566,451.86 = 1,095,918.89 : x
  2. Step 2: Convert to fraction form
    1,859,969.21/2,566,451.86 = 1,095,918.89/x
  3. Step 3: Cross multiply
    1,859,969.21x = 2,566,451.86 × 1,095,918.89
  4. Step 4: Simplify right side
    1,859,969.21x = 2,812,623,058,077.58
  5. Step 5: Solve for x
    x = 2,812,623,058,077.58/1,859,969.21
  6. Step 6: Final answer
    x = 1,512,187.97

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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.