Home / 1,448,063.82-1,998,423.54-836,242.26

Finding the Fourth Proportional to 1,448,063.82, 1,998,423.54 and 836,242.26

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Solution

The fourth proportional to 1,448,063.82, 1,998,423.54 and 836,242.26 is: 1,154,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,063.82 : 1,998,423.54 = 836,242.26 : x
  2. Step 2: Convert to fraction form
    1,448,063.82/1,998,423.54 = 836,242.26/x
  3. Step 3: Cross multiply
    1,448,063.82x = 1,998,423.54 × 836,242.26
  4. Step 4: Simplify right side
    1,448,063.82x = 1,671,166,217,526.80
  5. Step 5: Solve for x
    x = 1,671,166,217,526.80/1,448,063.82
  6. Step 6: Final answer
    x = 1,154,069.45

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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.