Finding the Fourth Proportional to 2,769,844.80, 4,155,328.80 and 1,572,340.80
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Solution
The fourth proportional to 2,769,844.80, 4,155,328.80 and 1,572,340.80 is: 2,358,830.00
Step by Step Solution
- Step 1: Write the proportion equation
2,769,844.80 : 4,155,328.80 = 1,572,340.80 : x - Step 2: Convert to fraction form
2,769,844.80/4,155,328.80 = 1,572,340.80/x - Step 3: Cross multiply
2,769,844.80x = 4,155,328.80 × 1,572,340.80 - Step 4: Simplify right side
2,769,844.80x = 6,533,593,009,655.04 - Step 5: Solve for x
x = 6,533,593,009,655.04/2,769,844.80 - Step 6: Final answer
x = 2,358,830.00
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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.