Finding the Fourth Proportional to 3,155,030.99, 4,353,944.77 and 1,704,726.19
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Solution
The fourth proportional to 3,155,030.99, 4,353,944.77 and 1,704,726.19 is: 2,352,523.22
Step by Step Solution
- Step 1: Write the proportion equation
3,155,030.99 : 4,353,944.77 = 1,704,726.19 : x - Step 2: Convert to fraction form
3,155,030.99/4,353,944.77 = 1,704,726.19/x - Step 3: Cross multiply
3,155,030.99x = 4,353,944.77 × 1,704,726.19 - Step 4: Simplify right side
3,155,030.99x = 7,422,283,679,232.53 - Step 5: Solve for x
x = 7,422,283,679,232.53/3,155,030.99 - Step 6: Final answer
x = 2,352,523.22
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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.