Home / 1,948,629.40-2,918,796.90-1,616,853.40

Finding the Fourth Proportional to 1,948,629.40, 2,918,796.90 and 1,616,853.40

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Solution

The fourth proportional to 1,948,629.40, 2,918,796.90 and 1,616,853.40 is: 2,421,839.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,629.40 : 2,918,796.90 = 1,616,853.40 : x
  2. Step 2: Convert to fraction form
    1,948,629.40/2,918,796.90 = 1,616,853.40/x
  3. Step 3: Cross multiply
    1,948,629.40x = 2,918,796.90 × 1,616,853.40
  4. Step 4: Simplify right side
    1,948,629.40x = 4,719,266,691,674.46
  5. Step 5: Solve for x
    x = 4,719,266,691,674.46/1,948,629.40
  6. Step 6: Final answer
    x = 2,421,839.01

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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.