Finding the Fourth Proportional to 1,484,647.80, 2,226,971.70 and 1,106,734.20
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Solution
The fourth proportional to 1,484,647.80, 2,226,971.70 and 1,106,734.20 is: 1,660,101.30
Step by Step Solution
- Step 1: Write the proportion equation
1,484,647.80 : 2,226,971.70 = 1,106,734.20 : x - Step 2: Convert to fraction form
1,484,647.80/2,226,971.70 = 1,106,734.20/x - Step 3: Cross multiply
1,484,647.80x = 2,226,971.70 × 1,106,734.20 - Step 4: Simplify right side
1,484,647.80x = 2,464,665,742,822.14 - Step 5: Solve for x
x = 2,464,665,742,822.14/1,484,647.80 - Step 6: Final answer
x = 1,660,101.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.