Home / 1,450,852.37-2,002,134.13-830,636.80

Finding the Fourth Proportional to 1,450,852.37, 2,002,134.13 and 830,636.80

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Solution

The fourth proportional to 1,450,852.37, 2,002,134.13 and 830,636.80 is: 1,146,254.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,852.37 : 2,002,134.13 = 830,636.80 : x
  2. Step 2: Convert to fraction form
    1,450,852.37/2,002,134.13 = 830,636.80/x
  3. Step 3: Cross multiply
    1,450,852.37x = 2,002,134.13 × 830,636.80
  4. Step 4: Simplify right side
    1,450,852.37x = 1,663,046,286,913.98
  5. Step 5: Solve for x
    x = 1,663,046,286,913.98/1,450,852.37
  6. Step 6: Final answer
    x = 1,146,254.66

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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.