Finding the Fourth Proportional to 2,984,868.63, 4,119,134.31 and 1,695,781.58
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Solution
The fourth proportional to 2,984,868.63, 4,119,134.31 and 1,695,781.58 is: 2,340,187.44
Step by Step Solution
- Step 1: Write the proportion equation
2,984,868.63 : 4,119,134.31 = 1,695,781.58 : x - Step 2: Convert to fraction form
2,984,868.63/4,119,134.31 = 1,695,781.58/x - Step 3: Cross multiply
2,984,868.63x = 4,119,134.31 × 1,695,781.58 - Step 4: Simplify right side
2,984,868.63x = 6,985,152,067,848.34 - Step 5: Solve for x
x = 6,985,152,067,848.34/2,984,868.63 - Step 6: Final answer
x = 2,340,187.44
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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.