Finding the Fourth Proportional to 5,894,916.32, 8,134,901.20 and 3,316,590.95
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Solution
The fourth proportional to 5,894,916.32, 8,134,901.20 and 3,316,590.95 is: 4,576,848.62
Step by Step Solution
- Step 1: Write the proportion equation
5,894,916.32 : 8,134,901.20 = 3,316,590.95 : x - Step 2: Convert to fraction form
5,894,916.32/8,134,901.20 = 3,316,590.95/x - Step 3: Cross multiply
5,894,916.32x = 8,134,901.20 × 3,316,590.95 - Step 4: Simplify right side
5,894,916.32x = 26,980,139,650,098.16 - Step 5: Solve for x
x = 26,980,139,650,098.16/5,894,916.32 - Step 6: Final answer
x = 4,576,848.62
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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.