Home / 1,108,360.94-1,529,624.75-618,484.50

Finding the Fourth Proportional to 1,108,360.94, 1,529,624.75 and 618,484.50

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Solution

The fourth proportional to 1,108,360.94, 1,529,624.75 and 618,484.50 is: 853,556.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,360.94 : 1,529,624.75 = 618,484.50 : x
  2. Step 2: Convert to fraction form
    1,108,360.94/1,529,624.75 = 618,484.50/x
  3. Step 3: Cross multiply
    1,108,360.94x = 1,529,624.75 × 618,484.50
  4. Step 4: Simplify right side
    1,108,360.94x = 946,049,195,598.95
  5. Step 5: Solve for x
    x = 946,049,195,598.95/1,108,360.94
  6. Step 6: Final answer
    x = 853,556.96

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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.