Finding the Fourth Proportional to 3,228,624.74, 4,455,501.93 and 1,871,285.06
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Solution
The fourth proportional to 3,228,624.74, 4,455,501.93 and 1,871,285.06 is: 2,582,373.26
Step by Step Solution
- Step 1: Write the proportion equation
3,228,624.74 : 4,455,501.93 = 1,871,285.06 : x - Step 2: Convert to fraction form
3,228,624.74/4,455,501.93 = 1,871,285.06/x - Step 3: Cross multiply
3,228,624.74x = 4,455,501.93 × 1,871,285.06 - Step 4: Simplify right side
3,228,624.74x = 8,337,514,196,410.17 - Step 5: Solve for x
x = 8,337,514,196,410.17/3,228,624.74 - Step 6: Final answer
x = 2,582,373.26
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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.