Home / 1,545,752.10-2,133,172.07-857,401.51

Finding the Fourth Proportional to 1,545,752.10, 2,133,172.07 and 857,401.51

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Solution

The fourth proportional to 1,545,752.10, 2,133,172.07 and 857,401.51 is: 1,183,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,752.10 : 2,133,172.07 = 857,401.51 : x
  2. Step 2: Convert to fraction form
    1,545,752.10/2,133,172.07 = 857,401.51/x
  3. Step 3: Cross multiply
    1,545,752.10x = 2,133,172.07 × 857,401.51
  4. Step 4: Simplify right side
    1,545,752.10x = 1,828,984,953,907.83
  5. Step 5: Solve for x
    x = 1,828,984,953,907.83/1,545,752.10
  6. Step 6: Final answer
    x = 1,183,233.04

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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.