Finding the Fourth Proportional to 1,604,159.40, 2,406,239.10 and 1,497,871.20
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Solution
The fourth proportional to 1,604,159.40, 2,406,239.10 and 1,497,871.20 is: 2,246,806.80
Step by Step Solution
- Step 1: Write the proportion equation
1,604,159.40 : 2,406,239.10 = 1,497,871.20 : x - Step 2: Convert to fraction form
1,604,159.40/2,406,239.10 = 1,497,871.20/x - Step 3: Cross multiply
1,604,159.40x = 2,406,239.10 × 1,497,871.20 - Step 4: Simplify right side
1,604,159.40x = 3,604,236,248,203.92 - Step 5: Solve for x
x = 3,604,236,248,203.92/1,604,159.40 - Step 6: Final answer
x = 2,246,806.80
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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.