Finding the Fourth Proportional to 1,474,387.34, 2,208,386.66 and 714,639.50
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Solution
The fourth proportional to 1,474,387.34, 2,208,386.66 and 714,639.50 is: 1,070,410.94
Step by Step Solution
- Step 1: Write the proportion equation
1,474,387.34 : 2,208,386.66 = 714,639.50 : x - Step 2: Convert to fraction form
1,474,387.34/2,208,386.66 = 714,639.50/x - Step 3: Cross multiply
1,474,387.34x = 2,208,386.66 × 714,639.50 - Step 4: Simplify right side
1,474,387.34x = 1,578,200,338,509.07 - Step 5: Solve for x
x = 1,578,200,338,509.07/1,474,387.34 - Step 6: Final answer
x = 1,070,410.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.