Finding the Fourth Proportional to 1,962,407.80, 2,941,424.70 and 763,931.80
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Solution
The fourth proportional to 1,962,407.80, 2,941,424.70 and 763,931.80 is: 1,145,046.34
Step by Step Solution
- Step 1: Write the proportion equation
1,962,407.80 : 2,941,424.70 = 763,931.80 : x - Step 2: Convert to fraction form
1,962,407.80/2,941,424.70 = 763,931.80/x - Step 3: Cross multiply
1,962,407.80x = 2,941,424.70 × 763,931.80 - Step 4: Simplify right side
1,962,407.80x = 2,247,047,865,635.46 - Step 5: Solve for x
x = 2,247,047,865,635.46/1,962,407.80 - Step 6: Final answer
x = 1,145,046.34
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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.