Home / 1,857,401.12-2,563,242.90-1,041,786.20

Finding the Fourth Proportional to 1,857,401.12, 2,563,242.90 and 1,041,786.20

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Solution

The fourth proportional to 1,857,401.12, 2,563,242.90 and 1,041,786.20 is: 1,437,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,401.12 : 2,563,242.90 = 1,041,786.20 : x
  2. Step 2: Convert to fraction form
    1,857,401.12/2,563,242.90 = 1,041,786.20/x
  3. Step 3: Cross multiply
    1,857,401.12x = 2,563,242.90 × 1,041,786.20
  4. Step 4: Simplify right side
    1,857,401.12x = 2,670,351,080,467.98
  5. Step 5: Solve for x
    x = 2,670,351,080,467.98/1,857,401.12
  6. Step 6: Final answer
    x = 1,437,681.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.