Finding the Fourth Proportional to 1,698,216.87, 2,547,039.28 and 483,708.11
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Solution
The fourth proportional to 1,698,216.87, 2,547,039.28 and 483,708.11 is: 725,480.69
Step by Step Solution
- Step 1: Write the proportion equation
1,698,216.87 : 2,547,039.28 = 483,708.11 : x - Step 2: Convert to fraction form
1,698,216.87/2,547,039.28 = 483,708.11/x - Step 3: Cross multiply
1,698,216.87x = 2,547,039.28 × 483,708.11 - Step 4: Simplify right side
1,698,216.87x = 1,232,023,549,856.96 - Step 5: Solve for x
x = 1,232,023,549,856.96/1,698,216.87 - Step 6: Final answer
x = 725,480.69
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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.