Home / 1,037,999.70-1,556,999.55-290,045.70

Finding the Fourth Proportional to 1,037,999.70, 1,556,999.55 and 290,045.70

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Solution

The fourth proportional to 1,037,999.70, 1,556,999.55 and 290,045.70 is: 435,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,999.70 : 1,556,999.55 = 290,045.70 : x
  2. Step 2: Convert to fraction form
    1,037,999.70/1,556,999.55 = 290,045.70/x
  3. Step 3: Cross multiply
    1,037,999.70x = 1,556,999.55 × 290,045.70
  4. Step 4: Simplify right side
    1,037,999.70x = 451,601,024,379.44
  5. Step 5: Solve for x
    x = 451,601,024,379.44/1,037,999.70
  6. Step 6: Final answer
    x = 435,068.55

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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.