Finding the Fourth Proportional to 1,619,242.84, 2,427,896.58 and 553,930.84
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Solution
The fourth proportional to 1,619,242.84, 2,427,896.58 and 553,930.84 is: 830,565.22
Step by Step Solution
- Step 1: Write the proportion equation
1,619,242.84 : 2,427,896.58 = 553,930.84 : x - Step 2: Convert to fraction form
1,619,242.84/2,427,896.58 = 553,930.84/x - Step 3: Cross multiply
1,619,242.84x = 2,427,896.58 × 553,930.84 - Step 4: Simplify right side
1,619,242.84x = 1,344,886,791,992.53 - Step 5: Solve for x
x = 1,344,886,791,992.53/1,619,242.84 - Step 6: Final answer
x = 830,565.22
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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.