Finding the Fourth Proportional to 3,585,266.64, 4,947,603.96 and 1,953,688.08
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Solution
The fourth proportional to 3,585,266.64, 4,947,603.96 and 1,953,688.08 is: 2,696,054.67
Step by Step Solution
- Step 1: Write the proportion equation
3,585,266.64 : 4,947,603.96 = 1,953,688.08 : x - Step 2: Convert to fraction form
3,585,266.64/4,947,603.96 = 1,953,688.08/x - Step 3: Cross multiply
3,585,266.64x = 4,947,603.96 × 1,953,688.08 - Step 4: Simplify right side
3,585,266.64x = 9,666,074,881,212.80 - Step 5: Solve for x
x = 9,666,074,881,212.80/3,585,266.64 - Step 6: Final answer
x = 2,696,054.67
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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.