Finding the Fourth Proportional to 4,425,931.19, 6,634,958.15 and 1,729,643.15
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Solution
The fourth proportional to 4,425,931.19, 6,634,958.15 and 1,729,643.15 is: 2,592,925.52
Step by Step Solution
- Step 1: Write the proportion equation
4,425,931.19 : 6,634,958.15 = 1,729,643.15 : x - Step 2: Convert to fraction form
4,425,931.19/6,634,958.15 = 1,729,643.15/x - Step 3: Cross multiply
4,425,931.19x = 6,634,958.15 × 1,729,643.15 - Step 4: Simplify right side
4,425,931.19x = 11,476,109,935,595.68 - Step 5: Solve for x
x = 11,476,109,935,595.68/4,425,931.19 - Step 6: Final answer
x = 2,592,925.52
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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.