Finding the Fourth Proportional to 1,873,417.08, 2,585,378.16 and 1,148,124.68
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Solution
The fourth proportional to 1,873,417.08, 2,585,378.16 and 1,148,124.68 is: 1,584,450.42
Step by Step Solution
- Step 1: Write the proportion equation
1,873,417.08 : 2,585,378.16 = 1,148,124.68 : x - Step 2: Convert to fraction form
1,873,417.08/2,585,378.16 = 1,148,124.68/x - Step 3: Cross multiply
1,873,417.08x = 2,585,378.16 × 1,148,124.68 - Step 4: Simplify right side
1,873,417.08x = 2,968,336,472,628.99 - Step 5: Solve for x
x = 2,968,336,472,628.99/1,873,417.08 - Step 6: Final answer
x = 1,584,450.42
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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.