Home / 1,423,908.44-1,964,986.58-770,534

Finding the Fourth Proportional to 1,423,908.44, 1,964,986.58 and 770,534

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Solution

The fourth proportional to 1,423,908.44, 1,964,986.58 and 770,534 is: 1,063,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,908.44 : 1,964,986.58 = 770,534 : x
  2. Step 2: Convert to fraction form
    1,423,908.44/1,964,986.58 = 770,534/x
  3. Step 3: Cross multiply
    1,423,908.44x = 1,964,986.58 × 770,534
  4. Step 4: Simplify right side
    1,423,908.44x = 1,514,088,969,433.72
  5. Step 5: Solve for x
    x = 1,514,088,969,433.72/1,423,908.44
  6. Step 6: Final answer
    x = 1,063,333.10

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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.