Finding the Fourth Proportional to 1,316,305.13, 1,972,965.06 and 604,863.09
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Solution
The fourth proportional to 1,316,305.13, 1,972,965.06 and 604,863.09 is: 906,608.75
Step by Step Solution
- Step 1: Write the proportion equation
1,316,305.13 : 1,972,965.06 = 604,863.09 : x - Step 2: Convert to fraction form
1,316,305.13/1,972,965.06 = 604,863.09/x - Step 3: Cross multiply
1,316,305.13x = 1,972,965.06 × 604,863.09 - Step 4: Simplify right side
1,316,305.13x = 1,193,373,742,653.64 - Step 5: Solve for x
x = 1,193,373,742,653.64/1,316,305.13 - Step 6: Final answer
x = 906,608.75
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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.