Finding the Fourth Proportional to 1,927,633.36, 2,660,202.66 and 1,163,537.68
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Solution
The fourth proportional to 1,927,633.36, 2,660,202.66 and 1,163,537.68 is: 1,605,723.42
Step by Step Solution
- Step 1: Write the proportion equation
1,927,633.36 : 2,660,202.66 = 1,163,537.68 : x - Step 2: Convert to fraction form
1,927,633.36/2,660,202.66 = 1,163,537.68/x - Step 3: Cross multiply
1,927,633.36x = 2,660,202.66 × 1,163,537.68 - Step 4: Simplify right side
1,927,633.36x = 3,095,246,031,346.23 - Step 5: Solve for x
x = 3,095,246,031,346.23/1,927,633.36 - Step 6: Final answer
x = 1,605,723.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.