Finding the Fourth Proportional to 1,750,389.90, 2,629,521.45 and 1,683,467.70
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Solution
The fourth proportional to 1,750,389.90, 2,629,521.45 and 1,683,467.70 is: 2,528,987.64
Step by Step Solution
- Step 1: Write the proportion equation
1,750,389.90 : 2,629,521.45 = 1,683,467.70 : x - Step 2: Convert to fraction form
1,750,389.90/2,629,521.45 = 1,683,467.70/x - Step 3: Cross multiply
1,750,389.90x = 2,629,521.45 × 1,683,467.70 - Step 4: Simplify right side
1,750,389.90x = 4,426,714,427,532.17 - Step 5: Solve for x
x = 4,426,714,427,532.17/1,750,389.90 - Step 6: Final answer
x = 2,528,987.64
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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.