Home / 2,051,555.40-3,079,860.30-1,293,395.40

Finding the Fourth Proportional to 2,051,555.40, 3,079,860.30 and 1,293,395.40

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Solution

The fourth proportional to 2,051,555.40, 3,079,860.30 and 1,293,395.40 is: 1,941,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,555.40 : 3,079,860.30 = 1,293,395.40 : x
  2. Step 2: Convert to fraction form
    2,051,555.40/3,079,860.30 = 1,293,395.40/x
  3. Step 3: Cross multiply
    2,051,555.40x = 3,079,860.30 × 1,293,395.40
  4. Step 4: Simplify right side
    2,051,555.40x = 3,983,477,144,662.62
  5. Step 5: Solve for x
    x = 3,983,477,144,662.62/2,051,555.40
  6. Step 6: Final answer
    x = 1,941,686.36

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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.