Home / 756,003.70-1,134,005.55-698,266.90

Finding the Fourth Proportional to 756,003.70, 1,134,005.55 and 698,266.90

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Solution

The fourth proportional to 756,003.70, 1,134,005.55 and 698,266.90 is: 1,047,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,003.70 : 1,134,005.55 = 698,266.90 : x
  2. Step 2: Convert to fraction form
    756,003.70/1,134,005.55 = 698,266.90/x
  3. Step 3: Cross multiply
    756,003.70x = 1,134,005.55 × 698,266.90
  4. Step 4: Simplify right side
    756,003.70x = 791,838,539,981.30
  5. Step 5: Solve for x
    x = 791,838,539,981.30/756,003.70
  6. Step 6: Final answer
    x = 1,047,400.35

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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.