Finding the Fourth Proportional to 1,615,686.03, 2,423,521.64 and 417,506.49
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Solution
The fourth proportional to 1,615,686.03, 2,423,521.64 and 417,506.49 is: 626,257.82
Step by Step Solution
- Step 1: Write the proportion equation
1,615,686.03 : 2,423,521.64 = 417,506.49 : x - Step 2: Convert to fraction form
1,615,686.03/2,423,521.64 = 417,506.49/x - Step 3: Cross multiply
1,615,686.03x = 2,423,521.64 × 417,506.49 - Step 4: Simplify right side
1,615,686.03x = 1,011,836,014,399.21 - Step 5: Solve for x
x = 1,011,836,014,399.21/1,615,686.03 - Step 6: Final answer
x = 626,257.82
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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.