Finding the Fourth Proportional to 4,334,779.47, 6,497,476.02 and 2,819,545.23
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Solution
The fourth proportional to 4,334,779.47, 6,497,476.02 and 2,819,545.23 is: 4,226,265.18
Step by Step Solution
- Step 1: Write the proportion equation
4,334,779.47 : 6,497,476.02 = 2,819,545.23 : x - Step 2: Convert to fraction form
4,334,779.47/6,497,476.02 = 2,819,545.23/x - Step 3: Cross multiply
4,334,779.47x = 6,497,476.02 × 2,819,545.23 - Step 4: Simplify right side
4,334,779.47x = 18,319,927,519,230.38 - Step 5: Solve for x
x = 18,319,927,519,230.38/4,334,779.47 - Step 6: Final answer
x = 4,226,265.18
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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.