Finding the Fourth Proportional to 1,698,226.38, 2,547,365.49 and 436,026.06
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Solution
The fourth proportional to 1,698,226.38, 2,547,365.49 and 436,026.06 is: 654,045.75
Step by Step Solution
- Step 1: Write the proportion equation
1,698,226.38 : 2,547,365.49 = 436,026.06 : x - Step 2: Convert to fraction form
1,698,226.38/2,547,365.49 = 436,026.06/x - Step 3: Cross multiply
1,698,226.38x = 2,547,365.49 × 436,026.06 - Step 4: Simplify right side
1,698,226.38x = 1,110,717,737,984.67 - Step 5: Solve for x
x = 1,110,717,737,984.67/1,698,226.38 - Step 6: Final answer
x = 654,045.75
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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.