Finding the Fourth Proportional to 2,899,129.74, 4,000,883.02 and 1,658,941.80
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Solution
The fourth proportional to 2,899,129.74, 4,000,883.02 and 1,658,941.80 is: 2,289,387.74
Step by Step Solution
- Step 1: Write the proportion equation
2,899,129.74 : 4,000,883.02 = 1,658,941.80 : x - Step 2: Convert to fraction form
2,899,129.74/4,000,883.02 = 1,658,941.80/x - Step 3: Cross multiply
2,899,129.74x = 4,000,883.02 × 1,658,941.80 - Step 4: Simplify right side
2,899,129.74x = 6,637,232,078,788.24 - Step 5: Solve for x
x = 6,637,232,078,788.24/2,899,129.74 - Step 6: Final answer
x = 2,289,387.74
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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.