Home / 1,907,257.66-2,632,004.55-1,047,799.42

Finding the Fourth Proportional to 1,907,257.66, 2,632,004.55 and 1,047,799.42

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Solution

The fourth proportional to 1,907,257.66, 2,632,004.55 and 1,047,799.42 is: 1,445,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907,257.66 : 2,632,004.55 = 1,047,799.42 : x
  2. Step 2: Convert to fraction form
    1,907,257.66/2,632,004.55 = 1,047,799.42/x
  3. Step 3: Cross multiply
    1,907,257.66x = 2,632,004.55 × 1,047,799.42
  4. Step 4: Simplify right side
    1,907,257.66x = 2,757,812,840,927.36
  5. Step 5: Solve for x
    x = 2,757,812,840,927.36/1,907,257.66
  6. Step 6: Final answer
    x = 1,445,957.15

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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.