Finding the Fourth Proportional to 1,457,051.02, 2,010,743.48 and 803,702.09
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Solution
The fourth proportional to 1,457,051.02, 2,010,743.48 and 803,702.09 is: 1,109,116.09
Step by Step Solution
- Step 1: Write the proportion equation
1,457,051.02 : 2,010,743.48 = 803,702.09 : x - Step 2: Convert to fraction form
1,457,051.02/2,010,743.48 = 803,702.09/x - Step 3: Cross multiply
1,457,051.02x = 2,010,743.48 × 803,702.09 - Step 4: Simplify right side
1,457,051.02x = 1,616,038,737,329.87 - Step 5: Solve for x
x = 1,616,038,737,329.87/1,457,051.02 - Step 6: Final answer
x = 1,109,116.09
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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.