Finding the Fourth Proportional to 1,925,463.60, 2,657,121.48 and 1,109,368.08
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Solution
The fourth proportional to 1,925,463.60, 2,657,121.48 and 1,109,368.08 is: 1,530,917.41
Step by Step Solution
- Step 1: Write the proportion equation
1,925,463.60 : 2,657,121.48 = 1,109,368.08 : x - Step 2: Convert to fraction form
1,925,463.60/2,657,121.48 = 1,109,368.08/x - Step 3: Cross multiply
1,925,463.60x = 2,657,121.48 × 1,109,368.08 - Step 4: Simplify right side
1,925,463.60x = 2,947,725,754,594.36 - Step 5: Solve for x
x = 2,947,725,754,594.36/1,925,463.60 - Step 6: Final answer
x = 1,530,917.41
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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.