Finding the Fourth Proportional to 1,357,943.18, 2,037,848.94 and 559,224.63
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Solution
The fourth proportional to 1,357,943.18, 2,037,848.94 and 559,224.63 is: 839,221.66
Step by Step Solution
- Step 1: Write the proportion equation
1,357,943.18 : 2,037,848.94 = 559,224.63 : x - Step 2: Convert to fraction form
1,357,943.18/2,037,848.94 = 559,224.63/x - Step 3: Cross multiply
1,357,943.18x = 2,037,848.94 × 559,224.63 - Step 4: Simplify right side
1,357,943.18x = 1,139,615,319,467.39 - Step 5: Solve for x
x = 1,139,615,319,467.39/1,357,943.18 - Step 6: Final answer
x = 839,221.66
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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.