Home / 1,686,766.64-2,325,316.70-1,202,491.03

Finding the Fourth Proportional to 1,686,766.64, 2,325,316.70 and 1,202,491.03

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Solution

The fourth proportional to 1,686,766.64, 2,325,316.70 and 1,202,491.03 is: 1,657,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,766.64 : 2,325,316.70 = 1,202,491.03 : x
  2. Step 2: Convert to fraction form
    1,686,766.64/2,325,316.70 = 1,202,491.03/x
  3. Step 3: Cross multiply
    1,686,766.64x = 2,325,316.70 × 1,202,491.03
  4. Step 4: Simplify right side
    1,686,766.64x = 2,796,172,473,659.20
  5. Step 5: Solve for x
    x = 2,796,172,473,659.20/1,686,766.64
  6. Step 6: Final answer
    x = 1,657,711.51

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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.