Home / 1,110,280.10-1,664,698.43-436,427.33

Finding the Fourth Proportional to 1,110,280.10, 1,664,698.43 and 436,427.33

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Solution

The fourth proportional to 1,110,280.10, 1,664,698.43 and 436,427.33 is: 654,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,280.10 : 1,664,698.43 = 436,427.33 : x
  2. Step 2: Convert to fraction form
    1,110,280.10/1,664,698.43 = 436,427.33/x
  3. Step 3: Cross multiply
    1,110,280.10x = 1,664,698.43 × 436,427.33
  4. Step 4: Simplify right side
    1,110,280.10x = 726,519,883,827.67
  5. Step 5: Solve for x
    x = 726,519,883,827.67/1,110,280.10
  6. Step 6: Final answer
    x = 654,357.30

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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.