Home / 3,220,422.06-4,831,223.04-1,326,130.14

Finding the Fourth Proportional to 3,220,422.06, 4,831,223.04 and 1,326,130.14

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Solution

The fourth proportional to 3,220,422.06, 4,831,223.04 and 1,326,130.14 is: 1,989,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,422.06 : 4,831,223.04 = 1,326,130.14 : x
  2. Step 2: Convert to fraction form
    3,220,422.06/4,831,223.04 = 1,326,130.14/x
  3. Step 3: Cross multiply
    3,220,422.06x = 4,831,223.04 × 1,326,130.14
  4. Step 4: Simplify right side
    3,220,422.06x = 6,406,830,486,406.43
  5. Step 5: Solve for x
    x = 6,406,830,486,406.43/3,220,422.06
  6. Step 6: Final answer
    x = 1,989,438.14

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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.