Finding the Fourth Proportional to 1,695,626.94, 2,340,007.35 and 921,258.03
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Solution
The fourth proportional to 1,695,626.94, 2,340,007.35 and 921,258.03 is: 1,271,358.99
Step by Step Solution
- Step 1: Write the proportion equation
1,695,626.94 : 2,340,007.35 = 921,258.03 : x - Step 2: Convert to fraction form
1,695,626.94/2,340,007.35 = 921,258.03/x - Step 3: Cross multiply
1,695,626.94x = 2,340,007.35 × 921,258.03 - Step 4: Simplify right side
1,695,626.94x = 2,155,750,561,446.52 - Step 5: Solve for x
x = 2,155,750,561,446.52/1,695,626.94 - Step 6: Final answer
x = 1,271,358.99
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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.