Finding the Fourth Proportional to 1,752,345.66, 2,418,349.86 and 988,382.82
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Solution
The fourth proportional to 1,752,345.66, 2,418,349.86 and 988,382.82 is: 1,364,031.94
Step by Step Solution
- Step 1: Write the proportion equation
1,752,345.66 : 2,418,349.86 = 988,382.82 : x - Step 2: Convert to fraction form
1,752,345.66/2,418,349.86 = 988,382.82/x - Step 3: Cross multiply
1,752,345.66x = 2,418,349.86 × 988,382.82 - Step 4: Simplify right side
1,752,345.66x = 2,390,255,454,373.40 - Step 5: Solve for x
x = 2,390,255,454,373.40/1,752,345.66 - Step 6: Final answer
x = 1,364,031.94
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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.