Finding the Fourth Proportional to 1,351,708.80, 1,865,162.88 and 748,095.36
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Solution
The fourth proportional to 1,351,708.80, 1,865,162.88 and 748,095.36 is: 1,032,263.53
Step by Step Solution
- Step 1: Write the proportion equation
1,351,708.80 : 1,865,162.88 = 748,095.36 : x - Step 2: Convert to fraction form
1,351,708.80/1,865,162.88 = 748,095.36/x - Step 3: Cross multiply
1,351,708.80x = 1,865,162.88 × 748,095.36 - Step 4: Simplify right side
1,351,708.80x = 1,395,319,696,172.24 - Step 5: Solve for x
x = 1,395,319,696,172.24/1,351,708.80 - Step 6: Final answer
x = 1,032,263.53
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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.