Home / 1,436,520.32-2,155,415.25-753,244.01

Finding the Fourth Proportional to 1,436,520.32, 2,155,415.25 and 753,244.01

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Solution

The fourth proportional to 1,436,520.32, 2,155,415.25 and 753,244.01 is: 1,130,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,520.32 : 2,155,415.25 = 753,244.01 : x
  2. Step 2: Convert to fraction form
    1,436,520.32/2,155,415.25 = 753,244.01/x
  3. Step 3: Cross multiply
    1,436,520.32x = 2,155,415.25 × 753,244.01
  4. Step 4: Simplify right side
    1,436,520.32x = 1,623,553,615,348.08
  5. Step 5: Solve for x
    x = 1,623,553,615,348.08/1,436,520.32
  6. Step 6: Final answer
    x = 1,130,198.86

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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.