Home / 1,330,353.46-1,835,889.49-757,393.62

Finding the Fourth Proportional to 1,330,353.46, 1,835,889.49 and 757,393.62

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Solution

The fourth proportional to 1,330,353.46, 1,835,889.49 and 757,393.62 is: 1,045,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,353.46 : 1,835,889.49 = 757,393.62 : x
  2. Step 2: Convert to fraction form
    1,330,353.46/1,835,889.49 = 757,393.62/x
  3. Step 3: Cross multiply
    1,330,353.46x = 1,835,889.49 × 757,393.62
  4. Step 4: Simplify right side
    1,330,353.46x = 1,390,490,986,751.05
  5. Step 5: Solve for x
    x = 1,390,490,986,751.05/1,330,353.46
  6. Step 6: Final answer
    x = 1,045,204.17

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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.