Finding the Fourth Proportional to 1,600,866.93, 2,209,249.07 and 875,698.08
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Solution
The fourth proportional to 1,600,866.93, 2,209,249.07 and 875,698.08 is: 1,208,492.18
Step by Step Solution
- Step 1: Write the proportion equation
1,600,866.93 : 2,209,249.07 = 875,698.08 : x - Step 2: Convert to fraction form
1,600,866.93/2,209,249.07 = 875,698.08/x - Step 3: Cross multiply
1,600,866.93x = 2,209,249.07 × 875,698.08 - Step 4: Simplify right side
1,600,866.93x = 1,934,635,164,462.30 - Step 5: Solve for x
x = 1,934,635,164,462.30/1,600,866.93 - Step 6: Final answer
x = 1,208,492.18
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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.