Finding the Fourth Proportional to 1,472,574.70, 2,207,566.05 and 997,720.30
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Solution
The fourth proportional to 1,472,574.70, 2,207,566.05 and 997,720.30 is: 1,495,702.37
Step by Step Solution
- Step 1: Write the proportion equation
1,472,574.70 : 2,207,566.05 = 997,720.30 : x - Step 2: Convert to fraction form
1,472,574.70/2,207,566.05 = 997,720.30/x - Step 3: Cross multiply
1,472,574.70x = 2,207,566.05 × 997,720.30 - Step 4: Simplify right side
1,472,574.70x = 2,202,533,461,675.82 - Step 5: Solve for x
x = 2,202,533,461,675.82/1,472,574.70 - Step 6: Final answer
x = 1,495,702.37
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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.