Home / 1,946,470.42-2,685,937.26-1,087,012.24

Finding the Fourth Proportional to 1,946,470.42, 2,685,937.26 and 1,087,012.24

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Solution

The fourth proportional to 1,946,470.42, 2,685,937.26 and 1,087,012.24 is: 1,499,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,470.42 : 2,685,937.26 = 1,087,012.24 : x
  2. Step 2: Convert to fraction form
    1,946,470.42/2,685,937.26 = 1,087,012.24/x
  3. Step 3: Cross multiply
    1,946,470.42x = 2,685,937.26 × 1,087,012.24
  4. Step 4: Simplify right side
    1,946,470.42x = 2,919,646,677,492.06
  5. Step 5: Solve for x
    x = 2,919,646,677,492.06/1,946,470.42
  6. Step 6: Final answer
    x = 1,499,969.71

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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.