Finding the Fourth Proportional to 1,369,237.84, 1,879,653.55 and 1,175,308.87
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Solution
The fourth proportional to 1,369,237.84, 1,879,653.55 and 1,175,308.87 is: 1,613,432.98
Step by Step Solution
- Step 1: Write the proportion equation
1,369,237.84 : 1,879,653.55 = 1,175,308.87 : x - Step 2: Convert to fraction form
1,369,237.84/1,879,653.55 = 1,175,308.87/x - Step 3: Cross multiply
1,369,237.84x = 1,879,653.55 × 1,175,308.87 - Step 4: Simplify right side
1,369,237.84x = 2,209,173,479,266.31 - Step 5: Solve for x
x = 2,209,173,479,266.31/1,369,237.84 - Step 6: Final answer
x = 1,613,432.98
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.