Finding the Fourth Proportional to 5,316,374.62, 7,974,176.34 and 2,077,303.42
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Solution
The fourth proportional to 5,316,374.62, 7,974,176.34 and 2,077,303.42 is: 3,115,804.47
Step by Step Solution
- Step 1: Write the proportion equation
5,316,374.62 : 7,974,176.34 = 2,077,303.42 : x - Step 2: Convert to fraction form
5,316,374.62/7,974,176.34 = 2,077,303.42/x - Step 3: Cross multiply
5,316,374.62x = 7,974,176.34 × 2,077,303.42 - Step 4: Simplify right side
5,316,374.62x = 16,564,783,782,765.08 - Step 5: Solve for x
x = 16,564,783,782,765.08/5,316,374.62 - Step 6: Final answer
x = 3,115,804.47
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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.