Finding the Fourth Proportional to 1,563,833.08, 2,157,970.35 and 875,347.26
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Solution
The fourth proportional to 1,563,833.08, 2,157,970.35 and 875,347.26 is: 1,207,912.44
Step by Step Solution
- Step 1: Write the proportion equation
1,563,833.08 : 2,157,970.35 = 875,347.26 : x - Step 2: Convert to fraction form
1,563,833.08/2,157,970.35 = 875,347.26/x - Step 3: Cross multiply
1,563,833.08x = 2,157,970.35 × 875,347.26 - Step 4: Simplify right side
1,563,833.08x = 1,888,973,433,033.74 - Step 5: Solve for x
x = 1,888,973,433,033.74/1,563,833.08 - Step 6: Final answer
x = 1,207,912.44
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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.