Finding the Fourth Proportional to 2,069,334.10, 2,855,774.37 and 1,163,916.10
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Solution
The fourth proportional to 2,069,334.10, 2,855,774.37 and 1,163,916.10 is: 1,606,256.70
Step by Step Solution
- Step 1: Write the proportion equation
2,069,334.10 : 2,855,774.37 = 1,163,916.10 : x - Step 2: Convert to fraction form
2,069,334.10/2,855,774.37 = 1,163,916.10/x - Step 3: Cross multiply
2,069,334.10x = 2,855,774.37 × 1,163,916.10 - Step 4: Simplify right side
2,069,334.10x = 3,323,881,767,210.36 - Step 5: Solve for x
x = 3,323,881,767,210.36/2,069,334.10 - Step 6: Final answer
x = 1,606,256.70
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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.