Finding the Fourth Proportional to 1,476,477.08, 2,036,602.14 and 931,661.36
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Solution
The fourth proportional to 1,476,477.08, 2,036,602.14 and 931,661.36 is: 1,285,101.91
Step by Step Solution
- Step 1: Write the proportion equation
1,476,477.08 : 2,036,602.14 = 931,661.36 : x - Step 2: Convert to fraction form
1,476,477.08/2,036,602.14 = 931,661.36/x - Step 3: Cross multiply
1,476,477.08x = 2,036,602.14 × 931,661.36 - Step 4: Simplify right side
1,476,477.08x = 1,897,423,519,531.31 - Step 5: Solve for x
x = 1,897,423,519,531.31/1,476,477.08 - Step 6: Final answer
x = 1,285,101.91
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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.