Finding the Fourth Proportional to 2,432,085.42, 3,356,278.62 and 1,329,521.66
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Solution
The fourth proportional to 2,432,085.42, 3,356,278.62 and 1,329,521.66 is: 1,834,740.29
Step by Step Solution
- Step 1: Write the proportion equation
2,432,085.42 : 3,356,278.62 = 1,329,521.66 : x - Step 2: Convert to fraction form
2,432,085.42/3,356,278.62 = 1,329,521.66/x - Step 3: Cross multiply
2,432,085.42x = 3,356,278.62 × 1,329,521.66 - Step 4: Simplify right side
2,432,085.42x = 4,462,245,121,420.18 - Step 5: Solve for x
x = 4,462,245,121,420.18/2,432,085.42 - Step 6: Final answer
x = 1,834,740.29
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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.