Finding the Fourth Proportional to 1,885,917.58, 2,602,564.27 and 1,026,475.79
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Solution
The fourth proportional to 1,885,917.58, 2,602,564.27 and 1,026,475.79 is: 1,416,535.50
Step by Step Solution
- Step 1: Write the proportion equation
1,885,917.58 : 2,602,564.27 = 1,026,475.79 : x - Step 2: Convert to fraction form
1,885,917.58/2,602,564.27 = 1,026,475.79/x - Step 3: Cross multiply
1,885,917.58x = 2,602,564.27 × 1,026,475.79 - Step 4: Simplify right side
1,885,917.58x = 2,671,469,199,495.01 - Step 5: Solve for x
x = 2,671,469,199,495.01/1,885,917.58 - Step 6: Final answer
x = 1,416,535.50
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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.