Home / 1,837,126.40-2,757,763.20-1,418,259.20

Finding the Fourth Proportional to 1,837,126.40, 2,757,763.20 and 1,418,259.20

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Solution

The fourth proportional to 1,837,126.40, 2,757,763.20 and 1,418,259.20 is: 2,128,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,126.40 : 2,757,763.20 = 1,418,259.20 : x
  2. Step 2: Convert to fraction form
    1,837,126.40/2,757,763.20 = 1,418,259.20/x
  3. Step 3: Cross multiply
    1,837,126.40x = 2,757,763.20 × 1,418,259.20
  4. Step 4: Simplify right side
    1,837,126.40x = 3,911,223,029,821.44
  5. Step 5: Solve for x
    x = 3,911,223,029,821.44/1,837,126.40
  6. Step 6: Final answer
    x = 2,128,989.62

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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.