Finding the Fourth Proportional to 4,897,833.16, 7,346,823.66 and 1,865,366.92
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Solution
The fourth proportional to 4,897,833.16, 7,346,823.66 and 1,865,366.92 is: 2,798,078.53
Step by Step Solution
- Step 1: Write the proportion equation
4,897,833.16 : 7,346,823.66 = 1,865,366.92 : x - Step 2: Convert to fraction form
4,897,833.16/7,346,823.66 = 1,865,366.92/x - Step 3: Cross multiply
4,897,833.16x = 7,346,823.66 × 1,865,366.92 - Step 4: Simplify right side
4,897,833.16x = 13,704,521,822,437.33 - Step 5: Solve for x
x = 13,704,521,822,437.33/4,897,833.16 - Step 6: Final answer
x = 2,798,078.53
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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.