Home / 1,504,128.40-2,256,192.60-1,437,773.20

Finding the Fourth Proportional to 1,504,128.40, 2,256,192.60 and 1,437,773.20

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Solution

The fourth proportional to 1,504,128.40, 2,256,192.60 and 1,437,773.20 is: 2,156,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,128.40 : 2,256,192.60 = 1,437,773.20 : x
  2. Step 2: Convert to fraction form
    1,504,128.40/2,256,192.60 = 1,437,773.20/x
  3. Step 3: Cross multiply
    1,504,128.40x = 2,256,192.60 × 1,437,773.20
  4. Step 4: Simplify right side
    1,504,128.40x = 3,243,893,254,318.32
  5. Step 5: Solve for x
    x = 3,243,893,254,318.32/1,504,128.40
  6. Step 6: Final answer
    x = 2,156,659.80

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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.