Finding the Fourth Proportional to 1,721,523.84, 2,375,608.68 and 947,140.08
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Solution
The fourth proportional to 1,721,523.84, 2,375,608.68 and 947,140.08 is: 1,307,001.47
Step by Step Solution
- Step 1: Write the proportion equation
1,721,523.84 : 2,375,608.68 = 947,140.08 : x - Step 2: Convert to fraction form
1,721,523.84/2,375,608.68 = 947,140.08/x - Step 3: Cross multiply
1,721,523.84x = 2,375,608.68 × 947,140.08 - Step 4: Simplify right side
1,721,523.84x = 2,250,034,195,223.89 - Step 5: Solve for x
x = 2,250,034,195,223.89/1,721,523.84 - Step 6: Final answer
x = 1,307,001.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.