Home / 1,076,942.84-1,486,187.02-618,020.92

Finding the Fourth Proportional to 1,076,942.84, 1,486,187.02 and 618,020.92

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Solution

The fourth proportional to 1,076,942.84, 1,486,187.02 and 618,020.92 is: 852,872.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,942.84 : 1,486,187.02 = 618,020.92 : x
  2. Step 2: Convert to fraction form
    1,076,942.84/1,486,187.02 = 618,020.92/x
  3. Step 3: Cross multiply
    1,076,942.84x = 1,486,187.02 × 618,020.92
  4. Step 4: Simplify right side
    1,076,942.84x = 918,494,669,392.46
  5. Step 5: Solve for x
    x = 918,494,669,392.46/1,076,942.84
  6. Step 6: Final answer
    x = 852,872.26

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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.