Finding the Fourth Proportional to 1,688,206.58, 2,329,946.94 and 962,888.03
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Solution
The fourth proportional to 1,688,206.58, 2,329,946.94 and 962,888.03 is: 1,328,912.02
Step by Step Solution
- Step 1: Write the proportion equation
1,688,206.58 : 2,329,946.94 = 962,888.03 : x - Step 2: Convert to fraction form
1,688,206.58/2,329,946.94 = 962,888.03/x - Step 3: Cross multiply
1,688,206.58x = 2,329,946.94 × 962,888.03 - Step 4: Simplify right side
1,688,206.58x = 2,243,478,019,061.13 - Step 5: Solve for x
x = 2,243,478,019,061.13/1,688,206.58 - Step 6: Final answer
x = 1,328,912.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.