Home / 1,946,623.78-2,685,950.68-1,087,051.78

Finding the Fourth Proportional to 1,946,623.78, 2,685,950.68 and 1,087,051.78

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Solution

The fourth proportional to 1,946,623.78, 2,685,950.68 and 1,087,051.78 is: 1,499,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,623.78 : 2,685,950.68 = 1,087,051.78 : x
  2. Step 2: Convert to fraction form
    1,946,623.78/2,685,950.68 = 1,087,051.78/x
  3. Step 3: Cross multiply
    1,946,623.78x = 2,685,950.68 × 1,087,051.78
  4. Step 4: Simplify right side
    1,946,623.78x = 2,919,767,467,686.21
  5. Step 5: Solve for x
    x = 2,919,767,467,686.21/1,946,623.78
  6. Step 6: Final answer
    x = 1,499,913.59

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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.