Home / 1,646,047.49-2,271,633.79-920,851.96

Finding the Fourth Proportional to 1,646,047.49, 2,271,633.79 and 920,851.96

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Solution

The fourth proportional to 1,646,047.49, 2,271,633.79 and 920,851.96 is: 1,270,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,047.49 : 2,271,633.79 = 920,851.96 : x
  2. Step 2: Convert to fraction form
    1,646,047.49/2,271,633.79 = 920,851.96/x
  3. Step 3: Cross multiply
    1,646,047.49x = 2,271,633.79 × 920,851.96
  4. Step 4: Simplify right side
    1,646,047.49x = 2,091,838,434,907.29
  5. Step 5: Solve for x
    x = 2,091,838,434,907.29/1,646,047.49
  6. Step 6: Final answer
    x = 1,270,825.08

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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.