Home / 1,330,623.20-1,836,262-757,663.84

Finding the Fourth Proportional to 1,330,623.20, 1,836,262 and 757,663.84

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Solution

The fourth proportional to 1,330,623.20, 1,836,262 and 757,663.84 is: 1,045,577.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,623.20 : 1,836,262 = 757,663.84 : x
  2. Step 2: Convert to fraction form
    1,330,623.20/1,836,262 = 757,663.84/x
  3. Step 3: Cross multiply
    1,330,623.20x = 1,836,262 × 757,663.84
  4. Step 4: Simplify right side
    1,330,623.20x = 1,391,269,318,166.08
  5. Step 5: Solve for x
    x = 1,391,269,318,166.08/1,330,623.20
  6. Step 6: Final answer
    x = 1,045,577.23

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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.