Finding the Fourth Proportional to 2,348,147.55, 3,239,011.35 and 1,552,501.70
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Solution
The fourth proportional to 2,348,147.55, 3,239,011.35 and 1,552,501.70 is: 2,141,505.38
Step by Step Solution
- Step 1: Write the proportion equation
2,348,147.55 : 3,239,011.35 = 1,552,501.70 : x - Step 2: Convert to fraction form
2,348,147.55/3,239,011.35 = 1,552,501.70/x - Step 3: Cross multiply
2,348,147.55x = 3,239,011.35 × 1,552,501.70 - Step 4: Simplify right side
2,348,147.55x = 5,028,570,610,999.24 - Step 5: Solve for x
x = 5,028,570,610,999.24/2,348,147.55 - Step 6: Final answer
x = 2,141,505.38
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1.5x scale
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.