Home / 1,531,825.40-2,113,976.40-843,527.10

Finding the Fourth Proportional to 1,531,825.40, 2,113,976.40 and 843,527.10

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Solution

The fourth proportional to 1,531,825.40, 2,113,976.40 and 843,527.10 is: 1,164,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,825.40 : 2,113,976.40 = 843,527.10 : x
  2. Step 2: Convert to fraction form
    1,531,825.40/2,113,976.40 = 843,527.10/x
  3. Step 3: Cross multiply
    1,531,825.40x = 2,113,976.40 × 843,527.10
  4. Step 4: Simplify right side
    1,531,825.40x = 1,783,196,382,160.44
  5. Step 5: Solve for x
    x = 1,783,196,382,160.44/1,531,825.40
  6. Step 6: Final answer
    x = 1,164,098.98

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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.