Finding the Fourth Proportional to 4,866,038.36, 6,714,844.41 and 2,690,410.76
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Solution
The fourth proportional to 4,866,038.36, 6,714,844.41 and 2,690,410.76 is: 3,712,607.32
Step by Step Solution
- Step 1: Write the proportion equation
4,866,038.36 : 6,714,844.41 = 2,690,410.76 : x - Step 2: Convert to fraction form
4,866,038.36/6,714,844.41 = 2,690,410.76/x - Step 3: Cross multiply
4,866,038.36x = 6,714,844.41 × 2,690,410.76 - Step 4: Simplify right side
4,866,038.36x = 18,065,689,652,389.85 - Step 5: Solve for x
x = 18,065,689,652,389.85/4,866,038.36 - Step 6: Final answer
x = 3,712,607.32
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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.