Finding the Fourth Proportional to 4,342,580.74, 6,513,926.55 and 1,147,679.31
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Solution
The fourth proportional to 4,342,580.74, 6,513,926.55 and 1,147,679.31 is: 1,721,533.62
Step by Step Solution
- Step 1: Write the proportion equation
4,342,580.74 : 6,513,926.55 = 1,147,679.31 : x - Step 2: Convert to fraction form
4,342,580.74/6,513,926.55 = 1,147,679.31/x - Step 3: Cross multiply
4,342,580.74x = 6,513,926.55 × 1,147,679.31 - Step 4: Simplify right side
4,342,580.74x = 7,475,898,738,841.10 - Step 5: Solve for x
x = 7,475,898,738,841.10/4,342,580.74 - Step 6: Final answer
x = 1,721,533.62
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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.