Home / 1,763,340.78-2,431,157.76-1,142,048.46

Finding the Fourth Proportional to 1,763,340.78, 2,431,157.76 and 1,142,048.46

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Solution

The fourth proportional to 1,763,340.78, 2,431,157.76 and 1,142,048.46 is: 1,574,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,340.78 : 2,431,157.76 = 1,142,048.46 : x
  2. Step 2: Convert to fraction form
    1,763,340.78/2,431,157.76 = 1,142,048.46/x
  3. Step 3: Cross multiply
    1,763,340.78x = 2,431,157.76 × 1,142,048.46
  4. Step 4: Simplify right side
    1,763,340.78x = 2,776,499,975,825.05
  5. Step 5: Solve for x
    x = 2,776,499,975,825.05/1,763,340.78
  6. Step 6: Final answer
    x = 1,574,568.01

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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.