Finding the Fourth Proportional to 2,312,437.80, 3,468,656.70 and 2,312,437.80
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Solution
The fourth proportional to 2,312,437.80, 3,468,656.70 and 2,312,437.80 is: 3,468,656.70
Step by Step Solution
- Step 1: Write the proportion equation
2,312,437.80 : 3,468,656.70 = 2,312,437.80 : x - Step 2: Convert to fraction form
2,312,437.80/3,468,656.70 = 2,312,437.80/x - Step 3: Cross multiply
2,312,437.80x = 3,468,656.70 × 2,312,437.80 - Step 4: Simplify right side
2,312,437.80x = 8,021,052,868,303.26 - Step 5: Solve for x
x = 8,021,052,868,303.26/2,312,437.80 - Step 6: Final answer
x = 3,468,656.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.