Finding the Fourth Proportional to 2,730,557.07, 3,768,259.16 and 1,490,235.26
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Solution
The fourth proportional to 2,730,557.07, 3,768,259.16 and 1,490,235.26 is: 2,056,573.99
Step by Step Solution
- Step 1: Write the proportion equation
2,730,557.07 : 3,768,259.16 = 1,490,235.26 : x - Step 2: Convert to fraction form
2,730,557.07/3,768,259.16 = 1,490,235.26/x - Step 3: Cross multiply
2,730,557.07x = 3,768,259.16 × 1,490,235.26 - Step 4: Simplify right side
2,730,557.07x = 5,615,592,653,934.27 - Step 5: Solve for x
x = 5,615,592,653,934.27/2,730,557.07 - Step 6: Final answer
x = 2,056,573.99
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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.