Finding the Fourth Proportional to 1,219,739.06, 1,683,276.80 and 675,823.95
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Solution
The fourth proportional to 1,219,739.06, 1,683,276.80 and 675,823.95 is: 932,657.50
Step by Step Solution
- Step 1: Write the proportion equation
1,219,739.06 : 1,683,276.80 = 675,823.95 : x - Step 2: Convert to fraction form
1,219,739.06/1,683,276.80 = 675,823.95/x - Step 3: Cross multiply
1,219,739.06x = 1,683,276.80 × 675,823.95 - Step 4: Simplify right side
1,219,739.06x = 1,137,598,772,540.24 - Step 5: Solve for x
x = 1,137,598,772,540.24/1,219,739.06 - Step 6: Final answer
x = 932,657.50
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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.