Home / 1,037,702.40-1,556,553.60-289,747.20

Finding the Fourth Proportional to 1,037,702.40, 1,556,553.60 and 289,747.20

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Solution

The fourth proportional to 1,037,702.40, 1,556,553.60 and 289,747.20 is: 434,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,702.40 : 1,556,553.60 = 289,747.20 : x
  2. Step 2: Convert to fraction form
    1,037,702.40/1,556,553.60 = 289,747.20/x
  3. Step 3: Cross multiply
    1,037,702.40x = 1,556,553.60 × 289,747.20
  4. Step 4: Simplify right side
    1,037,702.40x = 451,007,047,249.92
  5. Step 5: Solve for x
    x = 451,007,047,249.92/1,037,702.40
  6. Step 6: Final answer
    x = 434,620.80

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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.