Finding the Fourth Proportional to 4,089,630.78, 6,134,460.75 and 1,249,731.09
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Solution
The fourth proportional to 4,089,630.78, 6,134,460.75 and 1,249,731.09 is: 1,874,601.09
Step by Step Solution
- Step 1: Write the proportion equation
4,089,630.78 : 6,134,460.75 = 1,249,731.09 : x - Step 2: Convert to fraction form
4,089,630.78/6,134,460.75 = 1,249,731.09/x - Step 3: Cross multiply
4,089,630.78x = 6,134,460.75 × 1,249,731.09 - Step 4: Simplify right side
4,089,630.78x = 7,666,426,319,659.72 - Step 5: Solve for x
x = 7,666,426,319,659.72/4,089,630.78 - Step 6: Final answer
x = 1,874,601.09
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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.