Finding the Fourth Proportional to 1,964,973.60, 2,947,460.13 and 545,029.68
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Solution
The fourth proportional to 1,964,973.60, 2,947,460.13 and 545,029.68 is: 817,544.45
Step by Step Solution
- Step 1: Write the proportion equation
1,964,973.60 : 2,947,460.13 = 545,029.68 : x - Step 2: Convert to fraction form
1,964,973.60/2,947,460.13 = 545,029.68/x - Step 3: Cross multiply
1,964,973.60x = 2,947,460.13 × 545,029.68 - Step 4: Simplify right side
1,964,973.60x = 1,606,453,251,466.66 - Step 5: Solve for x
x = 1,606,453,251,466.66/1,964,973.60 - Step 6: Final answer
x = 817,544.45
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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.