Finding the Fourth Proportional to 1,707,488.81, 2,356,335.40 and 943,542.38
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Solution
The fourth proportional to 1,707,488.81, 2,356,335.40 and 943,542.38 is: 1,302,088.95
Step by Step Solution
- Step 1: Write the proportion equation
1,707,488.81 : 2,356,335.40 = 943,542.38 : x - Step 2: Convert to fraction form
1,707,488.81/2,356,335.40 = 943,542.38/x - Step 3: Cross multiply
1,707,488.81x = 2,356,335.40 × 943,542.38 - Step 4: Simplify right side
1,707,488.81x = 2,223,302,311,394.25 - Step 5: Solve for x
x = 2,223,302,311,394.25/1,707,488.81 - Step 6: Final answer
x = 1,302,088.95
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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.