Finding the Fourth Proportional to 1,518,430.74, 2,095,352.19 and 839,323.50
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Solution
The fourth proportional to 1,518,430.74, 2,095,352.19 and 839,323.50 is: 1,158,220.98
Step by Step Solution
- Step 1: Write the proportion equation
1,518,430.74 : 2,095,352.19 = 839,323.50 : x - Step 2: Convert to fraction form
1,518,430.74/2,095,352.19 = 839,323.50/x - Step 3: Cross multiply
1,518,430.74x = 2,095,352.19 × 839,323.50 - Step 4: Simplify right side
1,518,430.74x = 1,758,678,333,843.47 - Step 5: Solve for x
x = 1,758,678,333,843.47/1,518,430.74 - Step 6: Final answer
x = 1,158,220.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.