Finding the Fourth Proportional to 2,014,335.36, 2,780,155.68 and 1,154,901.60
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Solution
The fourth proportional to 2,014,335.36, 2,780,155.68 and 1,154,901.60 is: 1,593,978.00
Step by Step Solution
- Step 1: Write the proportion equation
2,014,335.36 : 2,780,155.68 = 1,154,901.60 : x - Step 2: Convert to fraction form
2,014,335.36/2,780,155.68 = 1,154,901.60/x - Step 3: Cross multiply
2,014,335.36x = 2,780,155.68 × 1,154,901.60 - Step 4: Simplify right side
2,014,335.36x = 3,210,806,243,081.09 - Step 5: Solve for x
x = 3,210,806,243,081.09/2,014,335.36 - Step 6: Final answer
x = 1,593,978.00
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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.