Finding the Fourth Proportional to 2,069,855.78, 3,104,565.23 and 553,691.70
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Solution
The fourth proportional to 2,069,855.78, 3,104,565.23 and 553,691.70 is: 830,479.12
Step by Step Solution
- Step 1: Write the proportion equation
2,069,855.78 : 3,104,565.23 = 553,691.70 : x - Step 2: Convert to fraction form
2,069,855.78/3,104,565.23 = 553,691.70/x - Step 3: Cross multiply
2,069,855.78x = 3,104,565.23 × 553,691.70 - Step 4: Simplify right side
2,069,855.78x = 1,718,972,001,343.82 - Step 5: Solve for x
x = 1,718,972,001,343.82/2,069,855.78 - Step 6: Final answer
x = 830,479.12
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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.