Home / 1,037,698.20-1,556,936.10-407,064.60

Finding the Fourth Proportional to 1,037,698.20, 1,556,936.10 and 407,064.60

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Solution

The fourth proportional to 1,037,698.20, 1,556,936.10 and 407,064.60 is: 610,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,698.20 : 1,556,936.10 = 407,064.60 : x
  2. Step 2: Convert to fraction form
    1,037,698.20/1,556,936.10 = 407,064.60/x
  3. Step 3: Cross multiply
    1,037,698.20x = 1,556,936.10 × 407,064.60
  4. Step 4: Simplify right side
    1,037,698.20x = 633,773,570,772.06
  5. Step 5: Solve for x
    x = 633,773,570,772.06/1,037,698.20
  6. Step 6: Final answer
    x = 610,749.42

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1.5x scale

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.