Finding the Fourth Proportional to 2,620,235.16, 3,616,030.62 and 1,458,729
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Solution
The fourth proportional to 2,620,235.16, 3,616,030.62 and 1,458,729 is: 2,013,105.09
Step by Step Solution
- Step 1: Write the proportion equation
2,620,235.16 : 3,616,030.62 = 1,458,729 : x - Step 2: Convert to fraction form
2,620,235.16/3,616,030.62 = 1,458,729/x - Step 3: Cross multiply
2,620,235.16x = 3,616,030.62 × 1,458,729 - Step 4: Simplify right side
2,620,235.16x = 5,274,808,730,281.98 - Step 5: Solve for x
x = 5,274,808,730,281.98/2,620,235.16 - Step 6: Final answer
x = 2,013,105.09
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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.