Home / 2,806,011.80-3,869,713.86-1,838,790.80

Finding the Fourth Proportional to 2,806,011.80, 3,869,713.86 and 1,838,790.80

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Solution

The fourth proportional to 2,806,011.80, 3,869,713.86 and 1,838,790.80 is: 2,535,839.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,011.80 : 3,869,713.86 = 1,838,790.80 : x
  2. Step 2: Convert to fraction form
    2,806,011.80/3,869,713.86 = 1,838,790.80/x
  3. Step 3: Cross multiply
    2,806,011.80x = 3,869,713.86 × 1,838,790.80
  4. Step 4: Simplify right side
    2,806,011.80x = 7,115,594,225,051.92
  5. Step 5: Solve for x
    x = 7,115,594,225,051.92/2,806,011.80
  6. Step 6: Final answer
    x = 2,535,839.03

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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.