Home / 1,350,268.40-2,026,180.20-509,423.60

Finding the Fourth Proportional to 1,350,268.40, 2,026,180.20 and 509,423.60

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Solution

The fourth proportional to 1,350,268.40, 2,026,180.20 and 509,423.60 is: 764,428.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,268.40 : 2,026,180.20 = 509,423.60 : x
  2. Step 2: Convert to fraction form
    1,350,268.40/2,026,180.20 = 509,423.60/x
  3. Step 3: Cross multiply
    1,350,268.40x = 2,026,180.20 × 509,423.60
  4. Step 4: Simplify right side
    1,350,268.40x = 1,032,184,011,732.72
  5. Step 5: Solve for x
    x = 1,032,184,011,732.72/1,350,268.40
  6. Step 6: Final answer
    x = 764,428.77

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1.5x scale

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.