Home / 1,076,423.81-1,485,362.61-617,576.18

Finding the Fourth Proportional to 1,076,423.81, 1,485,362.61 and 617,576.18

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Solution

The fourth proportional to 1,076,423.81, 1,485,362.61 and 617,576.18 is: 852,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,423.81 : 1,485,362.61 = 617,576.18 : x
  2. Step 2: Convert to fraction form
    1,076,423.81/1,485,362.61 = 617,576.18/x
  3. Step 3: Cross multiply
    1,076,423.81x = 1,485,362.61 × 617,576.18
  4. Step 4: Simplify right side
    1,076,423.81x = 917,324,559,171.82
  5. Step 5: Solve for x
    x = 917,324,559,171.82/1,076,423.81
  6. Step 6: Final answer
    x = 852,196.46

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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.