Finding the Fourth Proportional to 2,593,833.60, 3,579,341.88 and 1,447,986.54
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Solution
The fourth proportional to 2,593,833.60, 3,579,341.88 and 1,447,986.54 is: 1,998,138.53
Step by Step Solution
- Step 1: Write the proportion equation
2,593,833.60 : 3,579,341.88 = 1,447,986.54 : x - Step 2: Convert to fraction form
2,593,833.60/3,579,341.88 = 1,447,986.54/x - Step 3: Cross multiply
2,593,833.60x = 3,579,341.88 × 1,447,986.54 - Step 4: Simplify right side
2,593,833.60x = 5,182,838,864,298.30 - Step 5: Solve for x
x = 5,182,838,864,298.30/2,593,833.60 - Step 6: Final answer
x = 1,998,138.53
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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.