Finding the Fourth Proportional to 4,643,134.52, 6,407,525.52 and 2,605,944.02
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Solution
The fourth proportional to 4,643,134.52, 6,407,525.52 and 2,605,944.02 is: 3,596,202.68
Step by Step Solution
- Step 1: Write the proportion equation
4,643,134.52 : 6,407,525.52 = 2,605,944.02 : x - Step 2: Convert to fraction form
4,643,134.52/6,407,525.52 = 2,605,944.02/x - Step 3: Cross multiply
4,643,134.52x = 6,407,525.52 × 2,605,944.02 - Step 4: Simplify right side
4,643,134.52x = 16,697,652,779,803.76 - Step 5: Solve for x
x = 16,697,652,779,803.76/4,643,134.52 - Step 6: Final answer
x = 3,596,202.68
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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.