Home / 1,264,433.10-1,744,388.42-828,955.01

Finding the Fourth Proportional to 1,264,433.10, 1,744,388.42 and 828,955.01

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Solution

The fourth proportional to 1,264,433.10, 1,744,388.42 and 828,955.01 is: 1,143,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,433.10 : 1,744,388.42 = 828,955.01 : x
  2. Step 2: Convert to fraction form
    1,264,433.10/1,744,388.42 = 828,955.01/x
  3. Step 3: Cross multiply
    1,264,433.10x = 1,744,388.42 × 828,955.01
  4. Step 4: Simplify right side
    1,264,433.10x = 1,446,019,507,278.27
  5. Step 5: Solve for x
    x = 1,446,019,507,278.27/1,264,433.10
  6. Step 6: Final answer
    x = 1,143,610.93

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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.