Finding the Fourth Proportional to 2,864,023.48, 3,952,217.10 and 1,574,918.20
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Solution
The fourth proportional to 2,864,023.48, 3,952,217.10 and 1,574,918.20 is: 2,173,312.71
Step by Step Solution
- Step 1: Write the proportion equation
2,864,023.48 : 3,952,217.10 = 1,574,918.20 : x - Step 2: Convert to fraction form
2,864,023.48/3,952,217.10 = 1,574,918.20/x - Step 3: Cross multiply
2,864,023.48x = 3,952,217.10 × 1,574,918.20 - Step 4: Simplify right side
2,864,023.48x = 6,224,418,641,141.22 - Step 5: Solve for x
x = 6,224,418,641,141.22/2,864,023.48 - Step 6: Final answer
x = 2,173,312.71
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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.