Finding the Fourth Proportional to 2,740,118.40, 3,781,303.65 and 1,499,722.74
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Solution
The fourth proportional to 2,740,118.40, 3,781,303.65 and 1,499,722.74 is: 2,069,584.68
Step by Step Solution
- Step 1: Write the proportion equation
2,740,118.40 : 3,781,303.65 = 1,499,722.74 : x - Step 2: Convert to fraction form
2,740,118.40/3,781,303.65 = 1,499,722.74/x - Step 3: Cross multiply
2,740,118.40x = 3,781,303.65 × 1,499,722.74 - Step 4: Simplify right side
2,740,118.40x = 5,670,907,070,750.00 - Step 5: Solve for x
x = 5,670,907,070,750.00/2,740,118.40 - Step 6: Final answer
x = 2,069,584.68
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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.