Finding the Fourth Proportional to 2,264,985.60, 3,125,600.64 and 1,246,364.16
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Solution
The fourth proportional to 2,264,985.60, 3,125,600.64 and 1,246,364.16 is: 1,719,938.80
Step by Step Solution
- Step 1: Write the proportion equation
2,264,985.60 : 3,125,600.64 = 1,246,364.16 : x - Step 2: Convert to fraction form
2,264,985.60/3,125,600.64 = 1,246,364.16/x - Step 3: Cross multiply
2,264,985.60x = 3,125,600.64 × 1,246,364.16 - Step 4: Simplify right side
2,264,985.60x = 3,895,636,616,169.06 - Step 5: Solve for x
x = 3,895,636,616,169.06/2,264,985.60 - Step 6: Final answer
x = 1,719,938.80
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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.