Home / 1,980,033.90-2,732,447.88-1,074,615.90

Finding the Fourth Proportional to 1,980,033.90, 2,732,447.88 and 1,074,615.90

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Solution

The fourth proportional to 1,980,033.90, 2,732,447.88 and 1,074,615.90 is: 1,482,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,033.90 : 2,732,447.88 = 1,074,615.90 : x
  2. Step 2: Convert to fraction form
    1,980,033.90/2,732,447.88 = 1,074,615.90/x
  3. Step 3: Cross multiply
    1,980,033.90x = 2,732,447.88 × 1,074,615.90
  4. Step 4: Simplify right side
    1,980,033.90x = 2,936,331,937,769.29
  5. Step 5: Solve for x
    x = 2,936,331,937,769.29/1,980,033.90
  6. Step 6: Final answer
    x = 1,482,970.54

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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.