Finding the Fourth Proportional to 1,017,938.08, 1,526,897.40 and 618,689.08
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Solution
The fourth proportional to 1,017,938.08, 1,526,897.40 and 618,689.08 is: 928,027.71
Step by Step Solution
- Step 1: Write the proportion equation
1,017,938.08 : 1,526,897.40 = 618,689.08 : x - Step 2: Convert to fraction form
1,017,938.08/1,526,897.40 = 618,689.08/x - Step 3: Cross multiply
1,017,938.08x = 1,526,897.40 × 618,689.08 - Step 4: Simplify right side
1,017,938.08x = 944,674,747,660.39 - Step 5: Solve for x
x = 944,674,747,660.39/1,017,938.08 - Step 6: Final answer
x = 928,027.71
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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.