Home / 1,350,206.40-2,026,087.20-509,361.60

Finding the Fourth Proportional to 1,350,206.40, 2,026,087.20 and 509,361.60

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Solution

The fourth proportional to 1,350,206.40, 2,026,087.20 and 509,361.60 is: 764,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,206.40 : 2,026,087.20 = 509,361.60 : x
  2. Step 2: Convert to fraction form
    1,350,206.40/2,026,087.20 = 509,361.60/x
  3. Step 3: Cross multiply
    1,350,206.40x = 2,026,087.20 × 509,361.60
  4. Step 4: Simplify right side
    1,350,206.40x = 1,032,011,017,931.52
  5. Step 5: Solve for x
    x = 1,032,011,017,931.52/1,350,206.40
  6. Step 6: Final answer
    x = 764,335.75

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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.