Home / 1,646,047.27-2,271,633.48-920,851.74

Finding the Fourth Proportional to 1,646,047.27, 2,271,633.48 and 920,851.74

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Solution

The fourth proportional to 1,646,047.27, 2,271,633.48 and 920,851.74 is: 1,270,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,047.27 : 2,271,633.48 = 920,851.74 : x
  2. Step 2: Convert to fraction form
    1,646,047.27/2,271,633.48 = 920,851.74/x
  3. Step 3: Cross multiply
    1,646,047.27x = 2,271,633.48 × 920,851.74
  4. Step 4: Simplify right side
    1,646,047.27x = 2,091,837,639,247.06
  5. Step 5: Solve for x
    x = 2,091,837,639,247.06/1,646,047.27
  6. Step 6: Final answer
    x = 1,270,824.77

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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.