Finding the Fourth Proportional to 1,417,415.37, 2,127,119.54 and 1,281,897.91
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Solution
The fourth proportional to 1,417,415.37, 2,127,119.54 and 1,281,897.91 is: 1,923,748.08
Step by Step Solution
- Step 1: Write the proportion equation
1,417,415.37 : 2,127,119.54 = 1,281,897.91 : x - Step 2: Convert to fraction form
1,417,415.37/2,127,119.54 = 1,281,897.91/x - Step 3: Cross multiply
1,417,415.37x = 2,127,119.54 × 1,281,897.91 - Step 4: Simplify right side
1,417,415.37x = 2,726,750,088,895.57 - Step 5: Solve for x
x = 2,726,750,088,895.57/1,417,415.37 - Step 6: Final answer
x = 1,923,748.08
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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.