Finding the Fourth Proportional to 2,402,349.98, 3,315,243.30 and 1,314,621.80
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Solution
The fourth proportional to 2,402,349.98, 3,315,243.30 and 1,314,621.80 is: 1,814,178.26
Step by Step Solution
- Step 1: Write the proportion equation
2,402,349.98 : 3,315,243.30 = 1,314,621.80 : x - Step 2: Convert to fraction form
2,402,349.98/3,315,243.30 = 1,314,621.80/x - Step 3: Cross multiply
2,402,349.98x = 3,315,243.30 × 1,314,621.80 - Step 4: Simplify right side
2,402,349.98x = 4,358,291,114,483.94 - Step 5: Solve for x
x = 4,358,291,114,483.94/2,402,349.98 - Step 6: Final answer
x = 1,814,178.26
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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.