Home / 1,574,309.78-2,359,968.44-615,380.16

Finding the Fourth Proportional to 1,574,309.78, 2,359,968.44 and 615,380.16

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Solution

The fourth proportional to 1,574,309.78, 2,359,968.44 and 615,380.16 is: 922,485.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,309.78 : 2,359,968.44 = 615,380.16 : x
  2. Step 2: Convert to fraction form
    1,574,309.78/2,359,968.44 = 615,380.16/x
  3. Step 3: Cross multiply
    1,574,309.78x = 2,359,968.44 × 615,380.16
  4. Step 4: Simplify right side
    1,574,309.78x = 1,452,277,756,202.15
  5. Step 5: Solve for x
    x = 1,452,277,756,202.15/1,574,309.78
  6. Step 6: Final answer
    x = 922,485.38

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Why These Related Problems?

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