Finding the Fourth Proportional to 1,953,257.60, 2,695,259.52 and 1,093,750.40
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Solution
The fourth proportional to 1,953,257.60, 2,695,259.52 and 1,093,750.40 is: 1,509,243.42
Step by Step Solution
- Step 1: Write the proportion equation
1,953,257.60 : 2,695,259.52 = 1,093,750.40 : x - Step 2: Convert to fraction form
1,953,257.60/2,695,259.52 = 1,093,750.40/x - Step 3: Cross multiply
1,953,257.60x = 2,695,259.52 × 1,093,750.40 - Step 4: Simplify right side
1,953,257.60x = 2,947,941,178,103.81 - Step 5: Solve for x
x = 2,947,941,178,103.81/1,953,257.60 - Step 6: Final answer
x = 1,509,243.42
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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.