Home / 1,022,647.06-1,533,970.55-312,675.04

Finding the Fourth Proportional to 1,022,647.06, 1,533,970.55 and 312,675.04

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Solution

The fourth proportional to 1,022,647.06, 1,533,970.55 and 312,675.04 is: 469,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,647.06 : 1,533,970.55 = 312,675.04 : x
  2. Step 2: Convert to fraction form
    1,022,647.06/1,533,970.55 = 312,675.04/x
  3. Step 3: Cross multiply
    1,022,647.06x = 1,533,970.55 × 312,675.04
  4. Step 4: Simplify right side
    1,022,647.06x = 479,634,301,516.70
  5. Step 5: Solve for x
    x = 479,634,301,516.70/1,022,647.06
  6. Step 6: Final answer
    x = 469,012.55

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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.