Home / 1,076,890.40-1,613,953.20-655,719.20

Finding the Fourth Proportional to 1,076,890.40, 1,613,953.20 and 655,719.20

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Solution

The fourth proportional to 1,076,890.40, 1,613,953.20 and 655,719.20 is: 982,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,890.40 : 1,613,953.20 = 655,719.20 : x
  2. Step 2: Convert to fraction form
    1,076,890.40/1,613,953.20 = 655,719.20/x
  3. Step 3: Cross multiply
    1,076,890.40x = 1,613,953.20 × 655,719.20
  4. Step 4: Simplify right side
    1,076,890.40x = 1,058,300,101,141.44
  5. Step 5: Solve for x
    x = 1,058,300,101,141.44/1,076,890.40
  6. Step 6: Final answer
    x = 982,737.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.