Finding the Fourth Proportional to 2,502,134.08, 3,452,950.11 and 1,356,215.20
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Solution
The fourth proportional to 2,502,134.08, 3,452,950.11 and 1,356,215.20 is: 1,871,579.73
Step by Step Solution
- Step 1: Write the proportion equation
2,502,134.08 : 3,452,950.11 = 1,356,215.20 : x - Step 2: Convert to fraction form
2,502,134.08/3,452,950.11 = 1,356,215.20/x - Step 3: Cross multiply
2,502,134.08x = 3,452,950.11 × 1,356,215.20 - Step 4: Simplify right side
2,502,134.08x = 4,682,943,420,477.10 - Step 5: Solve for x
x = 4,682,943,420,477.10/2,502,134.08 - Step 6: Final answer
x = 1,871,579.73
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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.