Finding the Fourth Proportional to 1,476,303.12, 2,037,248.42 and 903,343.28
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Solution
The fourth proportional to 1,476,303.12, 2,037,248.42 and 903,343.28 is: 1,246,583.19
Step by Step Solution
- Step 1: Write the proportion equation
1,476,303.12 : 2,037,248.42 = 903,343.28 : x - Step 2: Convert to fraction form
1,476,303.12/2,037,248.42 = 903,343.28/x - Step 3: Cross multiply
1,476,303.12x = 2,037,248.42 × 903,343.28 - Step 4: Simplify right side
1,476,303.12x = 1,840,334,655,194.66 - Step 5: Solve for x
x = 1,840,334,655,194.66/1,476,303.12 - Step 6: Final answer
x = 1,246,583.19
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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.