Home / 1,928,484.45-2,661,129.45-1,068,971.58

Finding the Fourth Proportional to 1,928,484.45, 2,661,129.45 and 1,068,971.58

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Solution

The fourth proportional to 1,928,484.45, 2,661,129.45 and 1,068,971.58 is: 1,475,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,484.45 : 2,661,129.45 = 1,068,971.58 : x
  2. Step 2: Convert to fraction form
    1,928,484.45/2,661,129.45 = 1,068,971.58/x
  3. Step 3: Cross multiply
    1,928,484.45x = 2,661,129.45 × 1,068,971.58
  4. Step 4: Simplify right side
    1,928,484.45x = 2,844,671,752,751.03
  5. Step 5: Solve for x
    x = 2,844,671,752,751.03/1,928,484.45
  6. Step 6: Final answer
    x = 1,475,081.51

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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.