Home / 1,037,620.02-1,556,477.75-317,910.18

Finding the Fourth Proportional to 1,037,620.02, 1,556,477.75 and 317,910.18

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Solution

The fourth proportional to 1,037,620.02, 1,556,477.75 and 317,910.18 is: 476,879.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,620.02 : 1,556,477.75 = 317,910.18 : x
  2. Step 2: Convert to fraction form
    1,037,620.02/1,556,477.75 = 317,910.18/x
  3. Step 3: Cross multiply
    1,037,620.02x = 1,556,477.75 × 317,910.18
  4. Step 4: Simplify right side
    1,037,620.02x = 494,820,121,668.50
  5. Step 5: Solve for x
    x = 494,820,121,668.50/1,037,620.02
  6. Step 6: Final answer
    x = 476,879.89

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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.