Finding the Fourth Proportional to 4,009,974.35, 6,012,559.40 and 1,276,340.99
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Solution
The fourth proportional to 4,009,974.35, 6,012,559.40 and 1,276,340.99 is: 1,913,746.91
Step by Step Solution
- Step 1: Write the proportion equation
4,009,974.35 : 6,012,559.40 = 1,276,340.99 : x - Step 2: Convert to fraction form
4,009,974.35/6,012,559.40 = 1,276,340.99/x - Step 3: Cross multiply
4,009,974.35x = 6,012,559.40 × 1,276,340.99 - Step 4: Simplify right side
4,009,974.35x = 7,674,076,010,648.10 - Step 5: Solve for x
x = 7,674,076,010,648.10/4,009,974.35 - Step 6: Final answer
x = 1,913,746.91
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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.