Finding the Fourth Proportional to 2,119,068.31, 2,924,347.08 and 1,152,201.08
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Solution
The fourth proportional to 2,119,068.31, 2,924,347.08 and 1,152,201.08 is: 1,590,055.33
Step by Step Solution
- Step 1: Write the proportion equation
2,119,068.31 : 2,924,347.08 = 1,152,201.08 : x - Step 2: Convert to fraction form
2,119,068.31/2,924,347.08 = 1,152,201.08/x - Step 3: Cross multiply
2,119,068.31x = 2,924,347.08 × 1,152,201.08 - Step 4: Simplify right side
2,119,068.31x = 3,369,435,863,870.85 - Step 5: Solve for x
x = 3,369,435,863,870.85/2,119,068.31 - Step 6: Final answer
x = 1,590,055.33
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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.