Home / 1,338,053.16-1,848,045.87-881,209.92

Finding the Fourth Proportional to 1,338,053.16, 1,848,045.87 and 881,209.92

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Solution

The fourth proportional to 1,338,053.16, 1,848,045.87 and 881,209.92 is: 1,217,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,053.16 : 1,848,045.87 = 881,209.92 : x
  2. Step 2: Convert to fraction form
    1,338,053.16/1,848,045.87 = 881,209.92/x
  3. Step 3: Cross multiply
    1,338,053.16x = 1,848,045.87 × 881,209.92
  4. Step 4: Simplify right side
    1,338,053.16x = 1,628,516,353,259.03
  5. Step 5: Solve for x
    x = 1,628,516,353,259.03/1,338,053.16
  6. Step 6: Final answer
    x = 1,217,078.96

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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.