Finding the Fourth Proportional to 2,208,427.98, 3,312,642.18 and 692,110.71
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Solution
The fourth proportional to 2,208,427.98, 3,312,642.18 and 692,110.71 is: 1,038,166.13
Step by Step Solution
- Step 1: Write the proportion equation
2,208,427.98 : 3,312,642.18 = 692,110.71 : x - Step 2: Convert to fraction form
2,208,427.98/3,312,642.18 = 692,110.71/x - Step 3: Cross multiply
2,208,427.98x = 3,312,642.18 × 692,110.71 - Step 4: Simplify right side
2,208,427.98x = 2,292,715,133,771.16 - Step 5: Solve for x
x = 2,292,715,133,771.16/2,208,427.98 - Step 6: Final answer
x = 1,038,166.13
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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.