Finding the Fourth Proportional to 1,612,541.82, 2,225,308.08 and 887,389.53
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Solution
The fourth proportional to 1,612,541.82, 2,225,308.08 and 887,389.53 is: 1,224,597.75
Step by Step Solution
- Step 1: Write the proportion equation
1,612,541.82 : 2,225,308.08 = 887,389.53 : x - Step 2: Convert to fraction form
1,612,541.82/2,225,308.08 = 887,389.53/x - Step 3: Cross multiply
1,612,541.82x = 2,225,308.08 × 887,389.53 - Step 4: Simplify right side
1,612,541.82x = 1,974,715,091,216.40 - Step 5: Solve for x
x = 1,974,715,091,216.40/1,612,541.82 - Step 6: Final answer
x = 1,224,597.75
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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.