Finding the Fourth Proportional to 1,579,480.86, 2,369,219.37 and 514,521.18
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Solution
The fourth proportional to 1,579,480.86, 2,369,219.37 and 514,521.18 is: 771,781.14
Step by Step Solution
- Step 1: Write the proportion equation
1,579,480.86 : 2,369,219.37 = 514,521.18 : x - Step 2: Convert to fraction form
1,579,480.86/2,369,219.37 = 514,521.18/x - Step 3: Cross multiply
1,579,480.86x = 2,369,219.37 × 514,521.18 - Step 4: Simplify right side
1,579,480.86x = 1,219,013,545,931.26 - Step 5: Solve for x
x = 1,219,013,545,931.26/1,579,480.86 - Step 6: Final answer
x = 771,781.14
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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.