Finding the Fourth Proportional to 4,272,535.35, 6,406,504.11 and 1,712,465.55
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Solution
The fourth proportional to 4,272,535.35, 6,406,504.11 and 1,712,465.55 is: 2,567,776.90
Step by Step Solution
- Step 1: Write the proportion equation
4,272,535.35 : 6,406,504.11 = 1,712,465.55 : x - Step 2: Convert to fraction form
4,272,535.35/6,406,504.11 = 1,712,465.55/x - Step 3: Cross multiply
4,272,535.35x = 6,406,504.11 × 1,712,465.55 - Step 4: Simplify right side
4,272,535.35x = 10,970,917,584,308.41 - Step 5: Solve for x
x = 10,970,917,584,308.41/4,272,535.35 - Step 6: Final answer
x = 2,567,776.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.