Finding the Fourth Proportional to 1,218,773.40, 1,828,330.02 and 508,638.84
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Solution
The fourth proportional to 1,218,773.40, 1,828,330.02 and 508,638.84 is: 763,029.17
Step by Step Solution
- Step 1: Write the proportion equation
1,218,773.40 : 1,828,330.02 = 508,638.84 : x - Step 2: Convert to fraction form
1,218,773.40/1,828,330.02 = 508,638.84/x - Step 3: Cross multiply
1,218,773.40x = 1,828,330.02 × 508,638.84 - Step 4: Simplify right side
1,218,773.40x = 929,959,660,509.98 - Step 5: Solve for x
x = 929,959,660,509.98/1,218,773.40 - Step 6: Final answer
x = 763,029.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.