Finding the Fourth Proportional to 2,312,547.14, 3,190,934.36 and 1,452,494.81
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Solution
The fourth proportional to 2,312,547.14, 3,190,934.36 and 1,452,494.81 is: 2,004,203.72
Step by Step Solution
- Step 1: Write the proportion equation
2,312,547.14 : 3,190,934.36 = 1,452,494.81 : x - Step 2: Convert to fraction form
2,312,547.14/3,190,934.36 = 1,452,494.81/x - Step 3: Cross multiply
2,312,547.14x = 3,190,934.36 × 1,452,494.81 - Step 4: Simplify right side
2,312,547.14x = 4,634,815,573,733.53 - Step 5: Solve for x
x = 4,634,815,573,733.53/2,312,547.14 - Step 6: Final answer
x = 2,004,203.72
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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.