Finding the Fourth Proportional to 955,497.06, 1,319,129.80 and 633,641.66
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Solution
The fourth proportional to 955,497.06, 1,319,129.80 and 633,641.66 is: 874,786.15
Step by Step Solution
- Step 1: Write the proportion equation
955,497.06 : 1,319,129.80 = 633,641.66 : x - Step 2: Convert to fraction form
955,497.06/1,319,129.80 = 633,641.66/x - Step 3: Cross multiply
955,497.06x = 1,319,129.80 × 633,641.66 - Step 4: Simplify right side
955,497.06x = 835,855,596,227.47 - Step 5: Solve for x
x = 835,855,596,227.47/955,497.06 - Step 6: Final answer
x = 874,786.15
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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.