Finding the Fourth Proportional to 1,652,957.74, 2,280,924.12 and 927,639.19
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Solution
The fourth proportional to 1,652,957.74, 2,280,924.12 and 927,639.19 is: 1,280,053.66
Step by Step Solution
- Step 1: Write the proportion equation
1,652,957.74 : 2,280,924.12 = 927,639.19 : x - Step 2: Convert to fraction form
1,652,957.74/2,280,924.12 = 927,639.19/x - Step 3: Cross multiply
1,652,957.74x = 2,280,924.12 × 927,639.19 - Step 4: Simplify right side
1,652,957.74x = 2,115,874,603,128.26 - Step 5: Solve for x
x = 2,115,874,603,128.26/1,652,957.74 - Step 6: Final answer
x = 1,280,053.66
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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.