Home / 1,908,713.56-2,862,995.54-646,541.14

Finding the Fourth Proportional to 1,908,713.56, 2,862,995.54 and 646,541.14

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Solution

The fourth proportional to 1,908,713.56, 2,862,995.54 and 646,541.14 is: 969,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,713.56 : 2,862,995.54 = 646,541.14 : x
  2. Step 2: Convert to fraction form
    1,908,713.56/2,862,995.54 = 646,541.14/x
  3. Step 3: Cross multiply
    1,908,713.56x = 2,862,995.54 × 646,541.14
  4. Step 4: Simplify right side
    1,908,713.56x = 1,851,044,400,246.52
  5. Step 5: Solve for x
    x = 1,851,044,400,246.52/1,908,713.56
  6. Step 6: Final answer
    x = 969,786.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.