Finding the Fourth Proportional to 1,479,437.08, 2,219,282.12 and 519,809.28
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Solution
The fourth proportional to 1,479,437.08, 2,219,282.12 and 519,809.28 is: 779,758.37
Step by Step Solution
- Step 1: Write the proportion equation
1,479,437.08 : 2,219,282.12 = 519,809.28 : x - Step 2: Convert to fraction form
1,479,437.08/2,219,282.12 = 519,809.28/x - Step 3: Cross multiply
1,479,437.08x = 2,219,282.12 × 519,809.28 - Step 4: Simplify right side
1,479,437.08x = 1,153,603,440,914.07 - Step 5: Solve for x
x = 1,153,603,440,914.07/1,479,437.08 - Step 6: Final answer
x = 779,758.37
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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.