Finding the Fourth Proportional to 2,038,827.36, 2,813,654.01 and 1,121,126.31
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Solution
The fourth proportional to 2,038,827.36, 2,813,654.01 and 1,121,126.31 is: 1,547,194.04
Step by Step Solution
- Step 1: Write the proportion equation
2,038,827.36 : 2,813,654.01 = 1,121,126.31 : x - Step 2: Convert to fraction form
2,038,827.36/2,813,654.01 = 1,121,126.31/x - Step 3: Cross multiply
2,038,827.36x = 2,813,654.01 × 1,121,126.31 - Step 4: Simplify right side
2,038,827.36x = 3,154,461,537,848.00 - Step 5: Solve for x
x = 3,154,461,537,848.00/2,038,827.36 - Step 6: Final answer
x = 1,547,194.04
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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.