Home / 4,019,742.78-6,030,546.81-1,323,971.25

Finding the Fourth Proportional to 4,019,742.78, 6,030,546.81 and 1,323,971.25

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Solution

The fourth proportional to 4,019,742.78, 6,030,546.81 and 1,323,971.25 is: 1,986,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019,742.78 : 6,030,546.81 = 1,323,971.25 : x
  2. Step 2: Convert to fraction form
    4,019,742.78/6,030,546.81 = 1,323,971.25/x
  3. Step 3: Cross multiply
    4,019,742.78x = 6,030,546.81 × 1,323,971.25
  4. Step 4: Simplify right side
    4,019,742.78x = 7,984,270,598,219.21
  5. Step 5: Solve for x
    x = 7,984,270,598,219.21/4,019,742.78
  6. Step 6: Final answer
    x = 1,986,264.06

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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.