Finding the Fourth Proportional to 1,029,450.24, 1,421,038.08 and 1,001,041.92
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Solution
The fourth proportional to 1,029,450.24, 1,421,038.08 and 1,001,041.92 is: 1,381,823.65
Step by Step Solution
- Step 1: Write the proportion equation
1,029,450.24 : 1,421,038.08 = 1,001,041.92 : x - Step 2: Convert to fraction form
1,029,450.24/1,421,038.08 = 1,001,041.92/x - Step 3: Cross multiply
1,029,450.24x = 1,421,038.08 × 1,001,041.92 - Step 4: Simplify right side
1,029,450.24x = 1,422,518,687,996.31 - Step 5: Solve for x
x = 1,422,518,687,996.31/1,029,450.24 - Step 6: Final answer
x = 1,381,823.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.