Home / 1,037,220-1,556,092.56-289,266

Finding the Fourth Proportional to 1,037,220, 1,556,092.56 and 289,266

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Solution

The fourth proportional to 1,037,220, 1,556,092.56 and 289,266 is: 433,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,220 : 1,556,092.56 = 289,266 : x
  2. Step 2: Convert to fraction form
    1,037,220/1,556,092.56 = 289,266/x
  3. Step 3: Cross multiply
    1,037,220x = 1,556,092.56 × 289,266
  4. Step 4: Simplify right side
    1,037,220x = 450,124,670,460.96
  5. Step 5: Solve for x
    x = 450,124,670,460.96/1,037,220
  6. Step 6: Final answer
    x = 433,972.22

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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.