Finding the Fourth Proportional to 4,341,386.16, 6,513,352.56 and 1,944,697.68
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Solution
The fourth proportional to 4,341,386.16, 6,513,352.56 and 1,944,697.68 is: 2,917,616.90
Step by Step Solution
- Step 1: Write the proportion equation
4,341,386.16 : 6,513,352.56 = 1,944,697.68 : x - Step 2: Convert to fraction form
4,341,386.16/6,513,352.56 = 1,944,697.68/x - Step 3: Cross multiply
4,341,386.16x = 6,513,352.56 × 1,944,697.68 - Step 4: Simplify right side
4,341,386.16x = 12,666,501,612,454.06 - Step 5: Solve for x
x = 12,666,501,612,454.06/4,341,386.16 - Step 6: Final answer
x = 2,917,616.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.