Finding the Fourth Proportional to 3,842,294.91, 5,302,488.93 and 2,099,926.08
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Solution
The fourth proportional to 3,842,294.91, 5,302,488.93 and 2,099,926.08 is: 2,897,964.64
Step by Step Solution
- Step 1: Write the proportion equation
3,842,294.91 : 5,302,488.93 = 2,099,926.08 : x - Step 2: Convert to fraction form
3,842,294.91/5,302,488.93 = 2,099,926.08/x - Step 3: Cross multiply
3,842,294.91x = 5,302,488.93 × 2,099,926.08 - Step 4: Simplify right side
3,842,294.91x = 11,134,834,785,143.57 - Step 5: Solve for x
x = 11,134,834,785,143.57/3,842,294.91 - Step 6: Final answer
x = 2,897,964.64
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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.