Finding the Fourth Proportional to 2,014,009.05, 2,780,334.14 and 1,326,124.65
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Solution
The fourth proportional to 2,014,009.05, 2,780,334.14 and 1,326,124.65 is: 1,830,711.55
Step by Step Solution
- Step 1: Write the proportion equation
2,014,009.05 : 2,780,334.14 = 1,326,124.65 : x - Step 2: Convert to fraction form
2,014,009.05/2,780,334.14 = 1,326,124.65/x - Step 3: Cross multiply
2,014,009.05x = 2,780,334.14 × 1,326,124.65 - Step 4: Simplify right side
2,014,009.05x = 3,687,069,631,659.93 - Step 5: Solve for x
x = 3,687,069,631,659.93/2,014,009.05 - Step 6: Final answer
x = 1,830,711.55
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1.5x scale
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.