Finding the Fourth Proportional to 2,898,633.12, 4,328,430.36 and 2,367,208.32
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Solution
The fourth proportional to 2,898,633.12, 4,328,430.36 and 2,367,208.32 is: 3,534,871.76
Step by Step Solution
- Step 1: Write the proportion equation
2,898,633.12 : 4,328,430.36 = 2,367,208.32 : x - Step 2: Convert to fraction form
2,898,633.12/4,328,430.36 = 2,367,208.32/x - Step 3: Cross multiply
2,898,633.12x = 4,328,430.36 × 2,367,208.32 - Step 4: Simplify right side
2,898,633.12x = 10,246,296,360,732.60 - Step 5: Solve for x
x = 10,246,296,360,732.60/2,898,633.12 - Step 6: Final answer
x = 3,534,871.76
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.