Finding the Fourth Proportional to 2,958,051.90, 4,429,204.65 and 1,887,296.70
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Solution
The fourth proportional to 2,958,051.90, 4,429,204.65 and 1,887,296.70 is: 2,825,921.79
Step by Step Solution
- Step 1: Write the proportion equation
2,958,051.90 : 4,429,204.65 = 1,887,296.70 : x - Step 2: Convert to fraction form
2,958,051.90/4,429,204.65 = 1,887,296.70/x - Step 3: Cross multiply
2,958,051.90x = 4,429,204.65 × 1,887,296.70 - Step 4: Simplify right side
2,958,051.90x = 8,359,223,319,569.66 - Step 5: Solve for x
x = 8,359,223,319,569.66/2,958,051.90 - Step 6: Final answer
x = 2,825,921.79
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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.