Home / 1,129,464.98-1,558,653.06-613,208.64

Finding the Fourth Proportional to 1,129,464.98, 1,558,653.06 and 613,208.64

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Solution

The fourth proportional to 1,129,464.98, 1,558,653.06 and 613,208.64 is: 846,223.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,464.98 : 1,558,653.06 = 613,208.64 : x
  2. Step 2: Convert to fraction form
    1,129,464.98/1,558,653.06 = 613,208.64/x
  3. Step 3: Cross multiply
    1,129,464.98x = 1,558,653.06 × 613,208.64
  4. Step 4: Simplify right side
    1,129,464.98x = 955,779,531,298.92
  5. Step 5: Solve for x
    x = 955,779,531,298.92/1,129,464.98
  6. Step 6: Final answer
    x = 846,223.26

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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.