Finding the Fourth Proportional to 5,352,471.36, 7,386,432.66 and 2,905,085.93
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Solution
The fourth proportional to 5,352,471.36, 7,386,432.66 and 2,905,085.93 is: 4,009,030.62
Step by Step Solution
- Step 1: Write the proportion equation
5,352,471.36 : 7,386,432.66 = 2,905,085.93 : x - Step 2: Convert to fraction form
5,352,471.36/7,386,432.66 = 2,905,085.93/x - Step 3: Cross multiply
5,352,471.36x = 7,386,432.66 × 2,905,085.93 - Step 4: Simplify right side
5,352,471.36x = 21,458,221,556,526.31 - Step 5: Solve for x
x = 21,458,221,556,526.31/5,352,471.36 - Step 6: Final answer
x = 4,009,030.62
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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.