Home / 1,490,443.56-2,234,170.44-692,285.67

Finding the Fourth Proportional to 1,490,443.56, 2,234,170.44 and 692,285.67

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Solution

The fourth proportional to 1,490,443.56, 2,234,170.44 and 692,285.67 is: 1,037,734.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,443.56 : 2,234,170.44 = 692,285.67 : x
  2. Step 2: Convert to fraction form
    1,490,443.56/2,234,170.44 = 692,285.67/x
  3. Step 3: Cross multiply
    1,490,443.56x = 2,234,170.44 × 692,285.67
  4. Step 4: Simplify right side
    1,490,443.56x = 1,546,684,179,949.60
  5. Step 5: Solve for x
    x = 1,546,684,179,949.60/1,490,443.56
  6. Step 6: Final answer
    x = 1,037,734.15

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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.