Home / 1,908,701.94-2,862,978.10-646,529.52

Finding the Fourth Proportional to 1,908,701.94, 2,862,978.10 and 646,529.52

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Solution

The fourth proportional to 1,908,701.94, 2,862,978.10 and 646,529.52 is: 969,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,701.94 : 2,862,978.10 = 646,529.52 : x
  2. Step 2: Convert to fraction form
    1,908,701.94/2,862,978.10 = 646,529.52/x
  3. Step 3: Cross multiply
    1,908,701.94x = 2,862,978.10 × 646,529.52
  4. Step 4: Simplify right side
    1,908,701.94x = 1,850,999,856,763.51
  5. Step 5: Solve for x
    x = 1,850,999,856,763.51/1,908,701.94
  6. Step 6: Final answer
    x = 969,768.94

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