Home / 1,142,042.36-1,576,018.23-683,176.26

Finding the Fourth Proportional to 1,142,042.36, 1,576,018.23 and 683,176.26

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Solution

The fourth proportional to 1,142,042.36, 1,576,018.23 and 683,176.26 is: 942,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,042.36 : 1,576,018.23 = 683,176.26 : x
  2. Step 2: Convert to fraction form
    1,142,042.36/1,576,018.23 = 683,176.26/x
  3. Step 3: Cross multiply
    1,142,042.36x = 1,576,018.23 × 683,176.26
  4. Step 4: Simplify right side
    1,142,042.36x = 1,076,698,243,411.38
  5. Step 5: Solve for x
    x = 1,076,698,243,411.38/1,142,042.36
  6. Step 6: Final answer
    x = 942,783.11

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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.