Finding the Fourth Proportional to 1,808,220.64, 2,712,330.93 and 1,409,159.96
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Solution
The fourth proportional to 1,808,220.64, 2,712,330.93 and 1,409,159.96 is: 2,113,739.92
Step by Step Solution
- Step 1: Write the proportion equation
1,808,220.64 : 2,712,330.93 = 1,409,159.96 : x - Step 2: Convert to fraction form
1,808,220.64/2,712,330.93 = 1,409,159.96/x - Step 3: Cross multiply
1,808,220.64x = 2,712,330.93 × 1,409,159.96 - Step 4: Simplify right side
1,808,220.64x = 3,822,108,144,825.56 - Step 5: Solve for x
x = 3,822,108,144,825.56/1,808,220.64 - Step 6: Final answer
x = 2,113,739.92
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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.