Home / 1,341,245.39-2,012,754.42-631,476.41

Finding the Fourth Proportional to 1,341,245.39, 2,012,754.42 and 631,476.41

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Solution

The fourth proportional to 1,341,245.39, 2,012,754.42 and 631,476.41 is: 947,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,245.39 : 2,012,754.42 = 631,476.41 : x
  2. Step 2: Convert to fraction form
    1,341,245.39/2,012,754.42 = 631,476.41/x
  3. Step 3: Cross multiply
    1,341,245.39x = 2,012,754.42 × 631,476.41
  4. Step 4: Simplify right side
    1,341,245.39x = 1,271,006,925,289.46
  5. Step 5: Solve for x
    x = 1,271,006,925,289.46/1,341,245.39
  6. Step 6: Final answer
    x = 947,631.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.