Finding the Fourth Proportional to 1,873,393.68, 2,585,346.24 and 1,148,101.56
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Solution
The fourth proportional to 1,873,393.68, 2,585,346.24 and 1,148,101.56 is: 1,584,418.74
Step by Step Solution
- Step 1: Write the proportion equation
1,873,393.68 : 2,585,346.24 = 1,148,101.56 : x - Step 2: Convert to fraction form
1,873,393.68/2,585,346.24 = 1,148,101.56/x - Step 3: Cross multiply
1,873,393.68x = 2,585,346.24 × 1,148,101.56 - Step 4: Simplify right side
1,873,393.68x = 2,968,240,051,284.14 - Step 5: Solve for x
x = 2,968,240,051,284.14/1,873,393.68 - Step 6: Final answer
x = 1,584,418.74
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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.