Home / 1,409,718.80-2,114,808.60-462,832.40

Finding the Fourth Proportional to 1,409,718.80, 2,114,808.60 and 462,832.40

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Solution

The fourth proportional to 1,409,718.80, 2,114,808.60 and 462,832.40 is: 694,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,718.80 : 2,114,808.60 = 462,832.40 : x
  2. Step 2: Convert to fraction form
    1,409,718.80/2,114,808.60 = 462,832.40/x
  3. Step 3: Cross multiply
    1,409,718.80x = 2,114,808.60 × 462,832.40
  4. Step 4: Simplify right side
    1,409,718.80x = 978,801,939,878.64
  5. Step 5: Solve for x
    x = 978,801,939,878.64/1,409,718.80
  6. Step 6: Final answer
    x = 694,324.24

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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.