Finding the Fourth Proportional to 1,516,968.70, 2,272,862.78 and 834,426.60
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Solution
The fourth proportional to 1,516,968.70, 2,272,862.78 and 834,426.60 is: 1,250,215.09
Step by Step Solution
- Step 1: Write the proportion equation
1,516,968.70 : 2,272,862.78 = 834,426.60 : x - Step 2: Convert to fraction form
1,516,968.70/2,272,862.78 = 834,426.60/x - Step 3: Cross multiply
1,516,968.70x = 2,272,862.78 × 834,426.60 - Step 4: Simplify right side
1,516,968.70x = 1,896,537,161,781.95 - Step 5: Solve for x
x = 1,896,537,161,781.95/1,516,968.70 - Step 6: Final answer
x = 1,250,215.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.