Home / 2,529,139.20-3,785,835.60-1,461,008.40

Finding the Fourth Proportional to 2,529,139.20, 3,785,835.60 and 1,461,008.40

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Solution

The fourth proportional to 2,529,139.20, 3,785,835.60 and 1,461,008.40 is: 2,186,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,139.20 : 3,785,835.60 = 1,461,008.40 : x
  2. Step 2: Convert to fraction form
    2,529,139.20/3,785,835.60 = 1,461,008.40/x
  3. Step 3: Cross multiply
    2,529,139.20x = 3,785,835.60 × 1,461,008.40
  4. Step 4: Simplify right side
    2,529,139.20x = 5,531,137,612,619.04
  5. Step 5: Solve for x
    x = 5,531,137,612,619.04/2,529,139.20
  6. Step 6: Final answer
    x = 2,186,964.49

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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.