Finding the Fourth Proportional to 4,001,011.99, 6,001,775.87 and 1,406,998.53
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Solution
The fourth proportional to 4,001,011.99, 6,001,775.87 and 1,406,998.53 is: 2,110,588.49
Step by Step Solution
- Step 1: Write the proportion equation
4,001,011.99 : 6,001,775.87 = 1,406,998.53 : x - Step 2: Convert to fraction form
4,001,011.99/6,001,775.87 = 1,406,998.53/x - Step 3: Cross multiply
4,001,011.99x = 6,001,775.87 × 1,406,998.53 - Step 4: Simplify right side
4,001,011.99x = 8,444,489,826,479.47 - Step 5: Solve for x
x = 8,444,489,826,479.47/4,001,011.99 - Step 6: Final answer
x = 2,110,588.49
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1.5x scale
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.