Home / 1,670,680.05-2,506,017.24-605,720.40

Finding the Fourth Proportional to 1,670,680.05, 2,506,017.24 and 605,720.40

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Solution

The fourth proportional to 1,670,680.05, 2,506,017.24 and 605,720.40 is: 908,579.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,680.05 : 2,506,017.24 = 605,720.40 : x
  2. Step 2: Convert to fraction form
    1,670,680.05/2,506,017.24 = 605,720.40/x
  3. Step 3: Cross multiply
    1,670,680.05x = 2,506,017.24 × 605,720.40
  4. Step 4: Simplify right side
    1,670,680.05x = 1,517,945,765,019.70
  5. Step 5: Solve for x
    x = 1,517,945,765,019.70/1,670,680.05
  6. Step 6: Final answer
    x = 908,579.57

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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.