Finding the Fourth Proportional to 1,484,771.08, 2,048,989.68 and 805,707.64
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Solution
The fourth proportional to 1,484,771.08, 2,048,989.68 and 805,707.64 is: 1,111,879.58
Step by Step Solution
- Step 1: Write the proportion equation
1,484,771.08 : 2,048,989.68 = 805,707.64 : x - Step 2: Convert to fraction form
1,484,771.08/2,048,989.68 = 805,707.64/x - Step 3: Cross multiply
1,484,771.08x = 2,048,989.68 × 805,707.64 - Step 4: Simplify right side
1,484,771.08x = 1,650,886,639,457.16 - Step 5: Solve for x
x = 1,650,886,639,457.16/1,484,771.08 - Step 6: Final answer
x = 1,111,879.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.