Home / 1,633,474.08-2,254,242.96-989,012.16

Finding the Fourth Proportional to 1,633,474.08, 2,254,242.96 and 989,012.16

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Solution

The fourth proportional to 1,633,474.08, 2,254,242.96 and 989,012.16 is: 1,364,866.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,474.08 : 2,254,242.96 = 989,012.16 : x
  2. Step 2: Convert to fraction form
    1,633,474.08/2,254,242.96 = 989,012.16/x
  3. Step 3: Cross multiply
    1,633,474.08x = 2,254,242.96 × 989,012.16
  4. Step 4: Simplify right side
    1,633,474.08x = 2,229,473,699,034.39
  5. Step 5: Solve for x
    x = 2,229,473,699,034.39/1,633,474.08
  6. Step 6: Final answer
    x = 1,364,866.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.