Finding the Fourth Proportional to 1,293,195.80, 1,941,867.30 and 874,328.60
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Solution
The fourth proportional to 1,293,195.80, 1,941,867.30 and 874,328.60 is: 1,312,894.86
Step by Step Solution
- Step 1: Write the proportion equation
1,293,195.80 : 1,941,867.30 = 874,328.60 : x - Step 2: Convert to fraction form
1,293,195.80/1,941,867.30 = 874,328.60/x - Step 3: Cross multiply
1,293,195.80x = 1,941,867.30 × 874,328.60 - Step 4: Simplify right side
1,293,195.80x = 1,697,830,117,794.78 - Step 5: Solve for x
x = 1,697,830,117,794.78/1,293,195.80 - Step 6: Final answer
x = 1,312,894.86
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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.