Finding the Fourth Proportional to 4,242,185.56, 6,363,337.59 and 1,209,552.62
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Solution
The fourth proportional to 4,242,185.56, 6,363,337.59 and 1,209,552.62 is: 1,814,345.82
Step by Step Solution
- Step 1: Write the proportion equation
4,242,185.56 : 6,363,337.59 = 1,209,552.62 : x - Step 2: Convert to fraction form
4,242,185.56/6,363,337.59 = 1,209,552.62/x - Step 3: Cross multiply
4,242,185.56x = 6,363,337.59 × 1,209,552.62 - Step 4: Simplify right side
4,242,185.56x = 7,696,791,622,112.30 - Step 5: Solve for x
x = 7,696,791,622,112.30/4,242,185.56 - Step 6: Final answer
x = 1,814,345.82
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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.