Home / 1,084,303.80-1,626,455.70-683,645.40

Finding the Fourth Proportional to 1,084,303.80, 1,626,455.70 and 683,645.40

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Solution

The fourth proportional to 1,084,303.80, 1,626,455.70 and 683,645.40 is: 1,025,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,303.80 : 1,626,455.70 = 683,645.40 : x
  2. Step 2: Convert to fraction form
    1,084,303.80/1,626,455.70 = 683,645.40/x
  3. Step 3: Cross multiply
    1,084,303.80x = 1,626,455.70 × 683,645.40
  4. Step 4: Simplify right side
    1,084,303.80x = 1,111,918,957,608.78
  5. Step 5: Solve for x
    x = 1,111,918,957,608.78/1,084,303.80
  6. Step 6: Final answer
    x = 1,025,468.10

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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.