Finding the Fourth Proportional to 2,173,712.24, 3,260,718.12 and 910,267.76
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Solution
The fourth proportional to 2,173,712.24, 3,260,718.12 and 910,267.76 is: 1,365,464.35
Step by Step Solution
- Step 1: Write the proportion equation
2,173,712.24 : 3,260,718.12 = 910,267.76 : x - Step 2: Convert to fraction form
2,173,712.24/3,260,718.12 = 910,267.76/x - Step 3: Cross multiply
2,173,712.24x = 3,260,718.12 × 910,267.76 - Step 4: Simplify right side
2,173,712.24x = 2,968,126,579,083.81 - Step 5: Solve for x
x = 2,968,126,579,083.81/2,173,712.24 - Step 6: Final answer
x = 1,365,464.35
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1.5x scale
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.