Home / 1,037,578.72-1,556,621.31-397,871.03

Finding the Fourth Proportional to 1,037,578.72, 1,556,621.31 and 397,871.03

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Solution

The fourth proportional to 1,037,578.72, 1,556,621.31 and 397,871.03 is: 596,903.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,578.72 : 1,556,621.31 = 397,871.03 : x
  2. Step 2: Convert to fraction form
    1,037,578.72/1,556,621.31 = 397,871.03/x
  3. Step 3: Cross multiply
    1,037,578.72x = 1,556,621.31 × 397,871.03
  4. Step 4: Simplify right side
    1,037,578.72x = 619,334,514,157.19
  5. Step 5: Solve for x
    x = 619,334,514,157.19/1,037,578.72
  6. Step 6: Final answer
    x = 596,903.64

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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.