Home / 2,057,857.65-2,839,804.92-1,242,095.72

Finding the Fourth Proportional to 2,057,857.65, 2,839,804.92 and 1,242,095.72

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Solution

The fourth proportional to 2,057,857.65, 2,839,804.92 and 1,242,095.72 is: 1,714,068.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,857.65 : 2,839,804.92 = 1,242,095.72 : x
  2. Step 2: Convert to fraction form
    2,057,857.65/2,839,804.92 = 1,242,095.72/x
  3. Step 3: Cross multiply
    2,057,857.65x = 2,839,804.92 × 1,242,095.72
  4. Step 4: Simplify right side
    2,057,857.65x = 3,527,309,522,567.92
  5. Step 5: Solve for x
    x = 3,527,309,522,567.92/2,057,857.65
  6. Step 6: Final answer
    x = 1,714,068.77

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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.