Finding the Fourth Proportional to 1,862,898.48, 2,569,296.24 and 1,250,866.80
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Solution
The fourth proportional to 1,862,898.48, 2,569,296.24 and 1,250,866.80 is: 1,725,186.53
Step by Step Solution
- Step 1: Write the proportion equation
1,862,898.48 : 2,569,296.24 = 1,250,866.80 : x - Step 2: Convert to fraction form
1,862,898.48/2,569,296.24 = 1,250,866.80/x - Step 3: Cross multiply
1,862,898.48x = 2,569,296.24 × 1,250,866.80 - Step 4: Simplify right side
1,862,898.48x = 3,213,847,365,980.83 - Step 5: Solve for x
x = 3,213,847,365,980.83/1,862,898.48 - Step 6: Final answer
x = 1,725,186.53
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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.