Home / 1,742,807.89-2,405,026.94-968,418.73

Finding the Fourth Proportional to 1,742,807.89, 2,405,026.94 and 968,418.73

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Solution

The fourth proportional to 1,742,807.89, 2,405,026.94 and 968,418.73 is: 1,336,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,807.89 : 2,405,026.94 = 968,418.73 : x
  2. Step 2: Convert to fraction form
    1,742,807.89/2,405,026.94 = 968,418.73/x
  3. Step 3: Cross multiply
    1,742,807.89x = 2,405,026.94 × 968,418.73
  4. Step 4: Simplify right side
    1,742,807.89x = 2,329,073,133,014.78
  5. Step 5: Solve for x
    x = 2,329,073,133,014.78/1,742,807.89
  6. Step 6: Final answer
    x = 1,336,391.20

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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.