Finding the Fourth Proportional to 5,031,374.38, 7,537,539.91 and 2,975,878.69
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Solution
The fourth proportional to 5,031,374.38, 7,537,539.91 and 2,975,878.69 is: 4,458,186.31
Step by Step Solution
- Step 1: Write the proportion equation
5,031,374.38 : 7,537,539.91 = 2,975,878.69 : x - Step 2: Convert to fraction form
5,031,374.38/7,537,539.91 = 2,975,878.69/x - Step 3: Cross multiply
5,031,374.38x = 7,537,539.91 × 2,975,878.69 - Step 4: Simplify right side
5,031,374.38x = 22,430,804,366,909.97 - Step 5: Solve for x
x = 22,430,804,366,909.97/5,031,374.38 - Step 6: Final answer
x = 4,458,186.31
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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.