Home / 1,093,567.10-1,640,350.65-824,128.70

Finding the Fourth Proportional to 1,093,567.10, 1,640,350.65 and 824,128.70

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Solution

The fourth proportional to 1,093,567.10, 1,640,350.65 and 824,128.70 is: 1,236,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,567.10 : 1,640,350.65 = 824,128.70 : x
  2. Step 2: Convert to fraction form
    1,093,567.10/1,640,350.65 = 824,128.70/x
  3. Step 3: Cross multiply
    1,093,567.10x = 1,640,350.65 × 824,128.70
  4. Step 4: Simplify right side
    1,093,567.10x = 1,351,860,048,728.65
  5. Step 5: Solve for x
    x = 1,351,860,048,728.65/1,093,567.10
  6. Step 6: Final answer
    x = 1,236,193.05

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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.