Finding the Fourth Proportional to 5,370,587.32, 7,406,258.74 and 3,608,470.48
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Solution
The fourth proportional to 5,370,587.32, 7,406,258.74 and 3,608,470.48 is: 4,976,227.82
Step by Step Solution
- Step 1: Write the proportion equation
5,370,587.32 : 7,406,258.74 = 3,608,470.48 : x - Step 2: Convert to fraction form
5,370,587.32/7,406,258.74 = 3,608,470.48/x - Step 3: Cross multiply
5,370,587.32x = 7,406,258.74 × 3,608,470.48 - Step 4: Simplify right side
5,370,587.32x = 26,725,266,030,532.00 - Step 5: Solve for x
x = 26,725,266,030,532.00/5,370,587.32 - Step 6: Final answer
x = 4,976,227.82
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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.