Finding the Fourth Proportional to 2,403,907.14, 3,317,392.35 and 1,316,178.93
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Solution
The fourth proportional to 2,403,907.14, 3,317,392.35 and 1,316,178.93 is: 1,816,327.20
Step by Step Solution
- Step 1: Write the proportion equation
2,403,907.14 : 3,317,392.35 = 1,316,178.93 : x - Step 2: Convert to fraction form
2,403,907.14/3,317,392.35 = 1,316,178.93/x - Step 3: Cross multiply
2,403,907.14x = 3,317,392.35 × 1,316,178.93 - Step 4: Simplify right side
2,403,907.14x = 4,366,281,913,613.19 - Step 5: Solve for x
x = 4,366,281,913,613.19/2,403,907.14 - Step 6: Final answer
x = 1,816,327.20
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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.