Finding the Fourth Proportional to 1,610,864.79, 2,420,725.91 and 1,505,536.14
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Solution
The fourth proportional to 1,610,864.79, 2,420,725.91 and 1,505,536.14 is: 2,262,443.35
Step by Step Solution
- Step 1: Write the proportion equation
1,610,864.79 : 2,420,725.91 = 1,505,536.14 : x - Step 2: Convert to fraction form
1,610,864.79/2,420,725.91 = 1,505,536.14/x - Step 3: Cross multiply
1,610,864.79x = 2,420,725.91 × 1,505,536.14 - Step 4: Simplify right side
1,610,864.79x = 3,644,490,335,011.71 - Step 5: Solve for x
x = 3,644,490,335,011.71/1,610,864.79 - Step 6: Final answer
x = 2,262,443.35
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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.