Finding the Fourth Proportional to 1,475,182.80, 2,212,847.10 and 766,594.80
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Solution
The fourth proportional to 1,475,182.80, 2,212,847.10 and 766,594.80 is: 1,149,930.08
Step by Step Solution
- Step 1: Write the proportion equation
1,475,182.80 : 2,212,847.10 = 766,594.80 : x - Step 2: Convert to fraction form
1,475,182.80/2,212,847.10 = 766,594.80/x - Step 3: Cross multiply
1,475,182.80x = 2,212,847.10 × 766,594.80 - Step 4: Simplify right side
1,475,182.80x = 1,696,357,080,055.08 - Step 5: Solve for x
x = 1,696,357,080,055.08/1,475,182.80 - Step 6: Final answer
x = 1,149,930.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.