Finding the Fourth Proportional to 1,878,645.83, 2,592,536.16 and 1,019,206.08
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Solution
The fourth proportional to 1,878,645.83, 2,592,536.16 and 1,019,206.08 is: 1,406,507.06
Step by Step Solution
- Step 1: Write the proportion equation
1,878,645.83 : 2,592,536.16 = 1,019,206.08 : x - Step 2: Convert to fraction form
1,878,645.83/2,592,536.16 = 1,019,206.08/x - Step 3: Cross multiply
1,878,645.83x = 2,592,536.16 × 1,019,206.08 - Step 4: Simplify right side
1,878,645.83x = 2,642,328,616,891.85 - Step 5: Solve for x
x = 2,642,328,616,891.85/1,878,645.83 - Step 6: Final answer
x = 1,406,507.06
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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.