Finding the Fourth Proportional to 4,089,164.80, 6,134,038.80 and 1,249,272.40
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Solution
The fourth proportional to 4,089,164.80, 6,134,038.80 and 1,249,272.40 is: 1,873,997.69
Step by Step Solution
- Step 1: Write the proportion equation
4,089,164.80 : 6,134,038.80 = 1,249,272.40 : x - Step 2: Convert to fraction form
4,089,164.80/6,134,038.80 = 1,249,272.40/x - Step 3: Cross multiply
4,089,164.80x = 6,134,038.80 × 1,249,272.40 - Step 4: Simplify right side
4,089,164.80x = 7,663,085,373,369.12 - Step 5: Solve for x
x = 7,663,085,373,369.12/4,089,164.80 - Step 6: Final answer
x = 1,873,997.69
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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.