Finding the Fourth Proportional to 1,360,937.74, 1,878,079.26 and 749,077.42
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Solution
The fourth proportional to 1,360,937.74, 1,878,079.26 and 749,077.42 is: 1,033,718.68
Step by Step Solution
- Step 1: Write the proportion equation
1,360,937.74 : 1,878,079.26 = 749,077.42 : x - Step 2: Convert to fraction form
1,360,937.74/1,878,079.26 = 749,077.42/x - Step 3: Cross multiply
1,360,937.74x = 1,878,079.26 × 749,077.42 - Step 4: Simplify right side
1,360,937.74x = 1,406,826,766,636.31 - Step 5: Solve for x
x = 1,406,826,766,636.31/1,360,937.74 - Step 6: Final answer
x = 1,033,718.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.