Finding the Fourth Proportional to 1,116,374.24, 1,540,549.94 and 632,972.06
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Solution
The fourth proportional to 1,116,374.24, 1,540,549.94 and 632,972.06 is: 873,475.07
Step by Step Solution
- Step 1: Write the proportion equation
1,116,374.24 : 1,540,549.94 = 632,972.06 : x - Step 2: Convert to fraction form
1,116,374.24/1,540,549.94 = 632,972.06/x - Step 3: Cross multiply
1,116,374.24x = 1,540,549.94 × 632,972.06 - Step 4: Simplify right side
1,116,374.24x = 975,125,069,054.68 - Step 5: Solve for x
x = 975,125,069,054.68/1,116,374.24 - Step 6: Final answer
x = 873,475.07
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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.