Home / 1,870,011.07-2,580,504-1,085,016.25

Finding the Fourth Proportional to 1,870,011.07, 2,580,504 and 1,085,016.25

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Solution

The fourth proportional to 1,870,011.07, 2,580,504 and 1,085,016.25 is: 1,497,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,011.07 : 2,580,504 = 1,085,016.25 : x
  2. Step 2: Convert to fraction form
    1,870,011.07/2,580,504 = 1,085,016.25/x
  3. Step 3: Cross multiply
    1,870,011.07x = 2,580,504 × 1,085,016.25
  4. Step 4: Simplify right side
    1,870,011.07x = 2,799,888,773,190
  5. Step 5: Solve for x
    x = 2,799,888,773,190/1,870,011.07
  6. Step 6: Final answer
    x = 1,497,257.86

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1.5x scale

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.