Finding the Fourth Proportional to 3,363,135.78, 4,641,225.40 and 1,835,341.32
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Solution
The fourth proportional to 3,363,135.78, 4,641,225.40 and 1,835,341.32 is: 2,532,824.52
Step by Step Solution
- Step 1: Write the proportion equation
3,363,135.78 : 4,641,225.40 = 1,835,341.32 : x - Step 2: Convert to fraction form
3,363,135.78/4,641,225.40 = 1,835,341.32/x - Step 3: Cross multiply
3,363,135.78x = 4,641,225.40 × 1,835,341.32 - Step 4: Simplify right side
3,363,135.78x = 8,518,232,752,053.53 - Step 5: Solve for x
x = 8,518,232,752,053.53/3,363,135.78 - Step 6: Final answer
x = 2,532,824.52
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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.