Finding the Fourth Proportional to 2,020,024.64, 2,787,701.28 and 1,102,304.18
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Solution
The fourth proportional to 2,020,024.64, 2,787,701.28 and 1,102,304.18 is: 1,521,216.48
Step by Step Solution
- Step 1: Write the proportion equation
2,020,024.64 : 2,787,701.28 = 1,102,304.18 : x - Step 2: Convert to fraction form
2,020,024.64/2,787,701.28 = 1,102,304.18/x - Step 3: Cross multiply
2,020,024.64x = 2,787,701.28 × 1,102,304.18 - Step 4: Simplify right side
2,020,024.64x = 3,072,894,773,535.35 - Step 5: Solve for x
x = 3,072,894,773,535.35/2,020,024.64 - Step 6: Final answer
x = 1,521,216.48
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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.