Finding the Fourth Proportional to 1,349,534.88, 1,862,358.21 and 737,690.06
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Solution
The fourth proportional to 1,349,534.88, 1,862,358.21 and 737,690.06 is: 1,018,012.32
Step by Step Solution
- Step 1: Write the proportion equation
1,349,534.88 : 1,862,358.21 = 737,690.06 : x - Step 2: Convert to fraction form
1,349,534.88/1,862,358.21 = 737,690.06/x - Step 3: Cross multiply
1,349,534.88x = 1,862,358.21 × 737,690.06 - Step 4: Simplify right side
1,349,534.88x = 1,373,843,130,364.60 - Step 5: Solve for x
x = 1,373,843,130,364.60/1,349,534.88 - Step 6: Final answer
x = 1,018,012.32
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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.