Finding the Fourth Proportional to 1,246,521.02, 1,720,335.68 and 723,346.88
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Solution
The fourth proportional to 1,246,521.02, 1,720,335.68 and 723,346.88 is: 998,298.00
Step by Step Solution
- Step 1: Write the proportion equation
1,246,521.02 : 1,720,335.68 = 723,346.88 : x - Step 2: Convert to fraction form
1,246,521.02/1,720,335.68 = 723,346.88/x - Step 3: Cross multiply
1,246,521.02x = 1,720,335.68 × 723,346.88 - Step 4: Simplify right side
1,246,521.02x = 1,244,399,434,462.27 - Step 5: Solve for x
x = 1,244,399,434,462.27/1,246,521.02 - Step 6: Final answer
x = 998,298.00
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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.