Finding the Fourth Proportional to 2,533,884.64, 3,496,636.56 and 1,387,970.08
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Solution
The fourth proportional to 2,533,884.64, 3,496,636.56 and 1,387,970.08 is: 1,915,330.65
Step by Step Solution
- Step 1: Write the proportion equation
2,533,884.64 : 3,496,636.56 = 1,387,970.08 : x - Step 2: Convert to fraction form
2,533,884.64/3,496,636.56 = 1,387,970.08/x - Step 3: Cross multiply
2,533,884.64x = 3,496,636.56 × 1,387,970.08 - Step 4: Simplify right side
2,533,884.64x = 4,853,226,925,914.13 - Step 5: Solve for x
x = 4,853,226,925,914.13/2,533,884.64 - Step 6: Final answer
x = 1,915,330.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.