Home / 1,857,178.38-2,563,012.89-1,041,643.65

Finding the Fourth Proportional to 1,857,178.38, 2,563,012.89 and 1,041,643.65

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Solution

The fourth proportional to 1,857,178.38, 2,563,012.89 and 1,041,643.65 is: 1,437,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,178.38 : 2,563,012.89 = 1,041,643.65 : x
  2. Step 2: Convert to fraction form
    1,857,178.38/2,563,012.89 = 1,041,643.65/x
  3. Step 3: Cross multiply
    1,857,178.38x = 2,563,012.89 × 1,041,643.65
  4. Step 4: Simplify right side
    1,857,178.38x = 2,669,746,101,736.65
  5. Step 5: Solve for x
    x = 2,669,746,101,736.65/1,857,178.38
  6. Step 6: Final answer
    x = 1,437,528.10

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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.