Finding the Fourth Proportional to 4,885,442.06, 7,328,225.40 and 1,291,177.94
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Solution
The fourth proportional to 4,885,442.06, 7,328,225.40 and 1,291,177.94 is: 1,936,783.38
Step by Step Solution
- Step 1: Write the proportion equation
4,885,442.06 : 7,328,225.40 = 1,291,177.94 : x - Step 2: Convert to fraction form
4,885,442.06/7,328,225.40 = 1,291,177.94/x - Step 3: Cross multiply
4,885,442.06x = 7,328,225.40 × 1,291,177.94 - Step 4: Simplify right side
4,885,442.06x = 9,462,042,975,827.68 - Step 5: Solve for x
x = 9,462,042,975,827.68/4,885,442.06 - Step 6: Final answer
x = 1,936,783.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.