Finding the Fourth Proportional to 1,010,615.97, 1,515,718.98 and 370,701.90
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Solution
The fourth proportional to 1,010,615.97, 1,515,718.98 and 370,701.90 is: 555,977.66
Step by Step Solution
- Step 1: Write the proportion equation
1,010,615.97 : 1,515,718.98 = 370,701.90 : x - Step 2: Convert to fraction form
1,010,615.97/1,515,718.98 = 370,701.90/x - Step 3: Cross multiply
1,010,615.97x = 1,515,718.98 × 370,701.90 - Step 4: Simplify right side
1,010,615.97x = 561,879,905,752.06 - Step 5: Solve for x
x = 561,879,905,752.06/1,010,615.97 - Step 6: Final answer
x = 555,977.66
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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.