Home / 2,152,195.60-2,969,810.13-1,325,137.81

Finding the Fourth Proportional to 2,152,195.60, 2,969,810.13 and 1,325,137.81

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Solution

The fourth proportional to 2,152,195.60, 2,969,810.13 and 1,325,137.81 is: 1,828,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,195.60 : 2,969,810.13 = 1,325,137.81 : x
  2. Step 2: Convert to fraction form
    2,152,195.60/2,969,810.13 = 1,325,137.81/x
  3. Step 3: Cross multiply
    2,152,195.60x = 2,969,810.13 × 1,325,137.81
  4. Step 4: Simplify right side
    2,152,195.60x = 3,935,407,676,934.96
  5. Step 5: Solve for x
    x = 3,935,407,676,934.96/2,152,195.60
  6. Step 6: Final answer
    x = 1,828,554.84

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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.