Finding the Fourth Proportional to 4,354,488.19, 6,009,398.81 and 2,420,781.09
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Solution
The fourth proportional to 4,354,488.19, 6,009,398.81 and 2,420,781.09 is: 3,340,791.92
Step by Step Solution
- Step 1: Write the proportion equation
4,354,488.19 : 6,009,398.81 = 2,420,781.09 : x - Step 2: Convert to fraction form
4,354,488.19/6,009,398.81 = 2,420,781.09/x - Step 3: Cross multiply
4,354,488.19x = 6,009,398.81 × 2,420,781.09 - Step 4: Simplify right side
4,354,488.19x = 14,547,438,959,365.60 - Step 5: Solve for x
x = 14,547,438,959,365.60/4,354,488.19 - Step 6: Final answer
x = 3,340,791.92
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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.