Finding the Fourth Proportional to 1,887,811.42, 2,829,820.99 and 607,477.90
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Solution
The fourth proportional to 1,887,811.42, 2,829,820.99 and 607,477.90 is: 910,606.69
Step by Step Solution
- Step 1: Write the proportion equation
1,887,811.42 : 2,829,820.99 = 607,477.90 : x - Step 2: Convert to fraction form
1,887,811.42/2,829,820.99 = 607,477.90/x - Step 3: Cross multiply
1,887,811.42x = 2,829,820.99 × 607,477.90 - Step 4: Simplify right side
1,887,811.42x = 1,719,053,712,381.12 - Step 5: Solve for x
x = 1,719,053,712,381.12/1,887,811.42 - Step 6: Final answer
x = 910,606.69
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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.