Home / 1,631,524.32-2,447,636.04-684,349.20

Finding the Fourth Proportional to 1,631,524.32, 2,447,636.04 and 684,349.20

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Solution

The fourth proportional to 1,631,524.32, 2,447,636.04 and 684,349.20 is: 1,026,670.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,524.32 : 2,447,636.04 = 684,349.20 : x
  2. Step 2: Convert to fraction form
    1,631,524.32/2,447,636.04 = 684,349.20/x
  3. Step 3: Cross multiply
    1,631,524.32x = 2,447,636.04 × 684,349.20
  4. Step 4: Simplify right side
    1,631,524.32x = 1,675,037,765,865.17
  5. Step 5: Solve for x
    x = 1,675,037,765,865.17/1,631,524.32
  6. Step 6: Final answer
    x = 1,026,670.42

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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.