Home / 1,037,176-1,556,026.40-289,222.08

Finding the Fourth Proportional to 1,037,176, 1,556,026.40 and 289,222.08

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Solution

The fourth proportional to 1,037,176, 1,556,026.40 and 289,222.08 is: 433,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,176 : 1,556,026.40 = 289,222.08 : x
  2. Step 2: Convert to fraction form
    1,037,176/1,556,026.40 = 289,222.08/x
  3. Step 3: Cross multiply
    1,037,176x = 1,556,026.40 × 289,222.08
  4. Step 4: Simplify right side
    1,037,176x = 450,037,191,942.91
  5. Step 5: Solve for x
    x = 450,037,191,942.91/1,037,176
  6. Step 6: Final answer
    x = 433,906.29

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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.