Finding the Fourth Proportional to 1,484,718.80, 2,227,078.20 and 1,106,805.20
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Solution
The fourth proportional to 1,484,718.80, 2,227,078.20 and 1,106,805.20 is: 1,660,207.80
Step by Step Solution
- Step 1: Write the proportion equation
1,484,718.80 : 2,227,078.20 = 1,106,805.20 : x - Step 2: Convert to fraction form
1,484,718.80/2,227,078.20 = 1,106,805.20/x - Step 3: Cross multiply
1,484,718.80x = 2,227,078.20 × 1,106,805.20 - Step 4: Simplify right side
1,484,718.80x = 2,464,941,732,566.64 - Step 5: Solve for x
x = 2,464,941,732,566.64/1,484,718.80 - Step 6: Final answer
x = 1,660,207.80
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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.