Finding the Fourth Proportional to 4,531,459.76, 6,797,005.28 and 1,119,660.42
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Solution
The fourth proportional to 4,531,459.76, 6,797,005.28 and 1,119,660.42 is: 1,679,445.08
Step by Step Solution
- Step 1: Write the proportion equation
4,531,459.76 : 6,797,005.28 = 1,119,660.42 : x - Step 2: Convert to fraction form
4,531,459.76/6,797,005.28 = 1,119,660.42/x - Step 3: Cross multiply
4,531,459.76x = 6,797,005.28 × 1,119,660.42 - Step 4: Simplify right side
4,531,459.76x = 7,610,337,786,547.02 - Step 5: Solve for x
x = 7,610,337,786,547.02/4,531,459.76 - Step 6: Final answer
x = 1,679,445.08
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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.