Finding the Fourth Proportional to 4,722,327.68, 6,516,309.72 and 2,657,307.26
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Solution
The fourth proportional to 4,722,327.68, 6,516,309.72 and 2,657,307.26 is: 3,666,801.27
Step by Step Solution
- Step 1: Write the proportion equation
4,722,327.68 : 6,516,309.72 = 2,657,307.26 : x - Step 2: Convert to fraction form
4,722,327.68/6,516,309.72 = 2,657,307.26/x - Step 3: Cross multiply
4,722,327.68x = 6,516,309.72 × 2,657,307.26 - Step 4: Simplify right side
4,722,327.68x = 17,315,837,130,666.87 - Step 5: Solve for x
x = 17,315,837,130,666.87/4,722,327.68 - Step 6: Final answer
x = 3,666,801.27
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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.