Finding the Fourth Proportional to 1,420,804.68, 2,132,554.37 and 879,423.32
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Solution
The fourth proportional to 1,420,804.68, 2,132,554.37 and 879,423.32 is: 1,319,968.93
Step by Step Solution
- Step 1: Write the proportion equation
1,420,804.68 : 2,132,554.37 = 879,423.32 : x - Step 2: Convert to fraction form
1,420,804.68/2,132,554.37 = 879,423.32/x - Step 3: Cross multiply
1,420,804.68x = 2,132,554.37 × 879,423.32 - Step 4: Simplify right side
1,420,804.68x = 1,875,418,029,086.02 - Step 5: Solve for x
x = 1,875,418,029,086.02/1,420,804.68 - Step 6: Final answer
x = 1,319,968.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.