Finding the Fourth Proportional to 4,101,988.53, 5,660,453.28 and 2,266,426.74
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Solution
The fourth proportional to 4,101,988.53, 5,660,453.28 and 2,266,426.74 is: 3,127,508.18
Step by Step Solution
- Step 1: Write the proportion equation
4,101,988.53 : 5,660,453.28 = 2,266,426.74 : x - Step 2: Convert to fraction form
4,101,988.53/5,660,453.28 = 2,266,426.74/x - Step 3: Cross multiply
4,101,988.53x = 5,660,453.28 × 2,266,426.74 - Step 4: Simplify right side
4,101,988.53x = 12,829,002,674,312.71 - Step 5: Solve for x
x = 12,829,002,674,312.71/4,101,988.53 - Step 6: Final answer
x = 3,127,508.18
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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.