Finding the Fourth Proportional to 1,779,451.38, 2,455,655.04 and 963,655.74
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Solution
The fourth proportional to 1,779,451.38, 2,455,655.04 and 963,655.74 is: 1,329,851.49
Step by Step Solution
- Step 1: Write the proportion equation
1,779,451.38 : 2,455,655.04 = 963,655.74 : x - Step 2: Convert to fraction form
1,779,451.38/2,455,655.04 = 963,655.74/x - Step 3: Cross multiply
1,779,451.38x = 2,455,655.04 × 963,655.74 - Step 4: Simplify right side
1,779,451.38x = 2,366,406,074,755.93 - Step 5: Solve for x
x = 2,366,406,074,755.93/1,779,451.38 - Step 6: Final answer
x = 1,329,851.49
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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.