Finding the Fourth Proportional to 2,316,116.96, 3,196,368.86 and 1,283,603.26
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Solution
The fourth proportional to 2,316,116.96, 3,196,368.86 and 1,283,603.26 is: 1,771,443.14
Step by Step Solution
- Step 1: Write the proportion equation
2,316,116.96 : 3,196,368.86 = 1,283,603.26 : x - Step 2: Convert to fraction form
2,316,116.96/3,196,368.86 = 1,283,603.26/x - Step 3: Cross multiply
2,316,116.96x = 3,196,368.86 × 1,283,603.26 - Step 4: Simplify right side
2,316,116.96x = 4,102,869,488,858.48 - Step 5: Solve for x
x = 4,102,869,488,858.48/2,316,116.96 - Step 6: Final answer
x = 1,771,443.14
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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.