Finding the Fourth Proportional to 1,842,752.48, 2,541,494.40 and 1,547,261.12
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Solution
The fourth proportional to 1,842,752.48, 2,541,494.40 and 1,547,261.12 is: 2,133,957.50
Step by Step Solution
- Step 1: Write the proportion equation
1,842,752.48 : 2,541,494.40 = 1,547,261.12 : x - Step 2: Convert to fraction form
1,842,752.48/2,541,494.40 = 1,547,261.12/x - Step 3: Cross multiply
1,842,752.48x = 2,541,494.40 × 1,547,261.12 - Step 4: Simplify right side
1,842,752.48x = 3,932,355,471,817.73 - Step 5: Solve for x
x = 3,932,355,471,817.73/1,842,752.48 - Step 6: Final answer
x = 2,133,957.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.