Finding the Fourth Proportional to 1,885,790.58, 2,602,305.27 and 1,026,348.18
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Solution
The fourth proportional to 1,885,790.58, 2,602,305.27 and 1,026,348.18 is: 1,416,313.83
Step by Step Solution
- Step 1: Write the proportion equation
1,885,790.58 : 2,602,305.27 = 1,026,348.18 : x - Step 2: Convert to fraction form
1,885,790.58/2,602,305.27 = 1,026,348.18/x - Step 3: Cross multiply
1,885,790.58x = 2,602,305.27 × 1,026,348.18 - Step 4: Simplify right side
1,885,790.58x = 2,670,871,277,668.91 - Step 5: Solve for x
x = 2,670,871,277,668.91/1,885,790.58 - Step 6: Final answer
x = 1,416,313.83
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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.