Finding the Fourth Proportional to 2,031,919.62, 2,804,053.04 and 1,126,501.62
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Solution
The fourth proportional to 2,031,919.62, 2,804,053.04 and 1,126,501.62 is: 1,554,574.43
Step by Step Solution
- Step 1: Write the proportion equation
2,031,919.62 : 2,804,053.04 = 1,126,501.62 : x - Step 2: Convert to fraction form
2,031,919.62/2,804,053.04 = 1,126,501.62/x - Step 3: Cross multiply
2,031,919.62x = 2,804,053.04 × 1,126,501.62 - Step 4: Simplify right side
2,031,919.62x = 3,158,770,292,125.93 - Step 5: Solve for x
x = 3,158,770,292,125.93/2,031,919.62 - Step 6: Final answer
x = 1,554,574.43
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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.