Finding the Fourth Proportional to 1,359,464.33, 1,876,023.36 and 747,617.08
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Solution
The fourth proportional to 1,359,464.33, 1,876,023.36 and 747,617.08 is: 1,031,690.99
Step by Step Solution
- Step 1: Write the proportion equation
1,359,464.33 : 1,876,023.36 = 747,617.08 : x - Step 2: Convert to fraction form
1,359,464.33/1,876,023.36 = 747,617.08/x - Step 3: Cross multiply
1,359,464.33x = 1,876,023.36 × 747,617.08 - Step 4: Simplify right side
1,359,464.33x = 1,402,547,106,414.99 - Step 5: Solve for x
x = 1,402,547,106,414.99/1,359,464.33 - Step 6: Final answer
x = 1,031,690.99
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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.