Home / 2,015,186.76-2,780,903.64-1,097,397.60

Finding the Fourth Proportional to 2,015,186.76, 2,780,903.64 and 1,097,397.60

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Solution

The fourth proportional to 2,015,186.76, 2,780,903.64 and 1,097,397.60 is: 1,514,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,186.76 : 2,780,903.64 = 1,097,397.60 : x
  2. Step 2: Convert to fraction form
    2,015,186.76/2,780,903.64 = 1,097,397.60/x
  3. Step 3: Cross multiply
    2,015,186.76x = 2,780,903.64 × 1,097,397.60
  4. Step 4: Simplify right side
    2,015,186.76x = 3,051,756,980,367.26
  5. Step 5: Solve for x
    x = 3,051,756,980,367.26/2,015,186.76
  6. Step 6: Final answer
    x = 1,514,379.23

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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.