Home / 1,411,343.72-2,116,696.37-652,768.93

Finding the Fourth Proportional to 1,411,343.72, 2,116,696.37 and 652,768.93

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Solution

The fourth proportional to 1,411,343.72, 2,116,696.37 and 652,768.93 is: 979,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,343.72 : 2,116,696.37 = 652,768.93 : x
  2. Step 2: Convert to fraction form
    1,411,343.72/2,116,696.37 = 652,768.93/x
  3. Step 3: Cross multiply
    1,411,343.72x = 2,116,696.37 × 652,768.93
  4. Step 4: Simplify right side
    1,411,343.72x = 1,381,713,624,579.78
  5. Step 5: Solve for x
    x = 1,381,713,624,579.78/1,411,343.72
  6. Step 6: Final answer
    x = 979,005.76

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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.