Finding the Fourth Proportional to 4,413,722.69, 6,620,708.25 and 1,218,848.86
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Solution
The fourth proportional to 4,413,722.69, 6,620,708.25 and 1,218,848.86 is: 1,828,307.59
Step by Step Solution
- Step 1: Write the proportion equation
4,413,722.69 : 6,620,708.25 = 1,218,848.86 : x - Step 2: Convert to fraction form
4,413,722.69/6,620,708.25 = 1,218,848.86/x - Step 3: Cross multiply
4,413,722.69x = 6,620,708.25 × 1,218,848.86 - Step 4: Simplify right side
4,413,722.69x = 8,069,642,711,180.98 - Step 5: Solve for x
x = 8,069,642,711,180.98/4,413,722.69 - Step 6: Final answer
x = 1,828,307.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.