Finding the Fourth Proportional to 1,653,656.44, 2,282,069.82 and 928,661.08
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Solution
The fourth proportional to 1,653,656.44, 2,282,069.82 and 928,661.08 is: 1,281,565.73
Step by Step Solution
- Step 1: Write the proportion equation
1,653,656.44 : 2,282,069.82 = 928,661.08 : x - Step 2: Convert to fraction form
1,653,656.44/2,282,069.82 = 928,661.08/x - Step 3: Cross multiply
1,653,656.44x = 2,282,069.82 × 928,661.08 - Step 4: Simplify right side
1,653,656.44x = 2,119,269,423,676.61 - Step 5: Solve for x
x = 2,119,269,423,676.61/1,653,656.44 - Step 6: Final answer
x = 1,281,565.73
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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.