Finding the Fourth Proportional to 3,130,209.23, 4,323,740.81 and 2,588,533.07
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Solution
The fourth proportional to 3,130,209.23, 4,323,740.81 and 2,588,533.07 is: 3,575,526.50
Step by Step Solution
- Step 1: Write the proportion equation
3,130,209.23 : 4,323,740.81 = 2,588,533.07 : x - Step 2: Convert to fraction form
3,130,209.23/4,323,740.81 = 2,588,533.07/x - Step 3: Cross multiply
3,130,209.23x = 4,323,740.81 × 2,588,533.07 - Step 4: Simplify right side
3,130,209.23x = 11,192,146,038,232.22 - Step 5: Solve for x
x = 11,192,146,038,232.22/3,130,209.23 - Step 6: Final answer
x = 3,575,526.50
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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.