Home / 1,048,984.80-1,575,032.40-629,080.80

Finding the Fourth Proportional to 1,048,984.80, 1,575,032.40 and 629,080.80

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Solution

The fourth proportional to 1,048,984.80, 1,575,032.40 and 629,080.80 is: 944,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,984.80 : 1,575,032.40 = 629,080.80 : x
  2. Step 2: Convert to fraction form
    1,048,984.80/1,575,032.40 = 629,080.80/x
  3. Step 3: Cross multiply
    1,048,984.80x = 1,575,032.40 × 629,080.80
  4. Step 4: Simplify right side
    1,048,984.80x = 990,822,642,217.92
  5. Step 5: Solve for x
    x = 990,822,642,217.92/1,048,984.80
  6. Step 6: Final answer
    x = 944,553.86

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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.