Finding the Fourth Proportional to 3,577,281.99, 4,935,020.65 and 2,126,152.71
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Solution
The fourth proportional to 3,577,281.99, 4,935,020.65 and 2,126,152.71 is: 2,933,122.85
Step by Step Solution
- Step 1: Write the proportion equation
3,577,281.99 : 4,935,020.65 = 2,126,152.71 : x - Step 2: Convert to fraction form
3,577,281.99/4,935,020.65 = 2,126,152.71/x - Step 3: Cross multiply
3,577,281.99x = 4,935,020.65 × 2,126,152.71 - Step 4: Simplify right side
3,577,281.99x = 10,492,607,528,903.46 - Step 5: Solve for x
x = 10,492,607,528,903.46/3,577,281.99 - Step 6: Final answer
x = 2,933,122.85
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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.