Home / 1,720,069.39-2,373,555.37-1,012,719.39

Finding the Fourth Proportional to 1,720,069.39, 2,373,555.37 and 1,012,719.39

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Solution

The fourth proportional to 1,720,069.39, 2,373,555.37 and 1,012,719.39 is: 1,397,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,069.39 : 2,373,555.37 = 1,012,719.39 : x
  2. Step 2: Convert to fraction form
    1,720,069.39/2,373,555.37 = 1,012,719.39/x
  3. Step 3: Cross multiply
    1,720,069.39x = 2,373,555.37 × 1,012,719.39
  4. Step 4: Simplify right side
    1,720,069.39x = 2,403,745,532,038.05
  5. Step 5: Solve for x
    x = 2,403,745,532,038.05/1,720,069.39
  6. Step 6: Final answer
    x = 1,397,470.09

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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.