Home / 1,100,038.80-1,650,058.20-657,670.80

Finding the Fourth Proportional to 1,100,038.80, 1,650,058.20 and 657,670.80

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Solution

The fourth proportional to 1,100,038.80, 1,650,058.20 and 657,670.80 is: 986,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,038.80 : 1,650,058.20 = 657,670.80 : x
  2. Step 2: Convert to fraction form
    1,100,038.80/1,650,058.20 = 657,670.80/x
  3. Step 3: Cross multiply
    1,100,038.80x = 1,650,058.20 × 657,670.80
  4. Step 4: Simplify right side
    1,100,038.80x = 1,085,195,096,440.56
  5. Step 5: Solve for x
    x = 1,085,195,096,440.56/1,100,038.80
  6. Step 6: Final answer
    x = 986,506.20

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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.