Finding the Fourth Proportional to 1,759,393.08, 2,639,307 and 621,920.76
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Solution
The fourth proportional to 1,759,393.08, 2,639,307 and 621,920.76 is: 932,957.98
Step by Step Solution
- Step 1: Write the proportion equation
1,759,393.08 : 2,639,307 = 621,920.76 : x - Step 2: Convert to fraction form
1,759,393.08/2,639,307 = 621,920.76/x - Step 3: Cross multiply
1,759,393.08x = 2,639,307 × 621,920.76 - Step 4: Simplify right side
1,759,393.08x = 1,641,439,815,313.32 - Step 5: Solve for x
x = 1,641,439,815,313.32/1,759,393.08 - Step 6: Final answer
x = 932,957.98
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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.