Finding the Fourth Proportional to 4,210,594.24, 6,316,120.85 and 1,331,745.91
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Solution
The fourth proportional to 4,210,594.24, 6,316,120.85 and 1,331,745.91 is: 1,997,691.45
Step by Step Solution
- Step 1: Write the proportion equation
4,210,594.24 : 6,316,120.85 = 1,331,745.91 : x - Step 2: Convert to fraction form
4,210,594.24/6,316,120.85 = 1,331,745.91/x - Step 3: Cross multiply
4,210,594.24x = 6,316,120.85 × 1,331,745.91 - Step 4: Simplify right side
4,210,594.24x = 8,411,468,109,053.22 - Step 5: Solve for x
x = 8,411,468,109,053.22/4,210,594.24 - Step 6: Final answer
x = 1,997,691.45
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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.