Finding the Fourth Proportional to 1,698,583.95, 2,547,088.60 and 633,339.99
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Solution
The fourth proportional to 1,698,583.95, 2,547,088.60 and 633,339.99 is: 949,716.42
Step by Step Solution
- Step 1: Write the proportion equation
1,698,583.95 : 2,547,088.60 = 633,339.99 : x - Step 2: Convert to fraction form
1,698,583.95/2,547,088.60 = 633,339.99/x - Step 3: Cross multiply
1,698,583.95x = 2,547,088.60 × 633,339.99 - Step 4: Simplify right side
1,698,583.95x = 1,613,173,058,109.86 - Step 5: Solve for x
x = 1,613,173,058,109.86/1,698,583.95 - Step 6: Final answer
x = 949,716.42
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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.