Finding the Fourth Proportional to 1,130,236.74, 1,695,220.83 and 371,890.17
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Solution
The fourth proportional to 1,130,236.74, 1,695,220.83 and 371,890.17 is: 557,791.07
Step by Step Solution
- Step 1: Write the proportion equation
1,130,236.74 : 1,695,220.83 = 371,890.17 : x - Step 2: Convert to fraction form
1,130,236.74/1,695,220.83 = 371,890.17/x - Step 3: Cross multiply
1,130,236.74x = 1,695,220.83 × 371,890.17 - Step 4: Simplify right side
1,130,236.74x = 630,435,962,656.24 - Step 5: Solve for x
x = 630,435,962,656.24/1,130,236.74 - Step 6: Final answer
x = 557,791.07
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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.