Home / 1,076,967.28-1,485,905.64-695,211.28

Finding the Fourth Proportional to 1,076,967.28, 1,485,905.64 and 695,211.28

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Solution

The fourth proportional to 1,076,967.28, 1,485,905.64 and 695,211.28 is: 959,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,967.28 : 1,485,905.64 = 695,211.28 : x
  2. Step 2: Convert to fraction form
    1,076,967.28/1,485,905.64 = 695,211.28/x
  3. Step 3: Cross multiply
    1,076,967.28x = 1,485,905.64 × 695,211.28
  4. Step 4: Simplify right side
    1,076,967.28x = 1,033,018,361,943.62
  5. Step 5: Solve for x
    x = 1,033,018,361,943.62/1,076,967.28
  6. Step 6: Final answer
    x = 959,191.97

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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.