Finding the Fourth Proportional to 5,588,139.71, 7,709,898.46 and 3,263,355.07
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Solution
The fourth proportional to 5,588,139.71, 7,709,898.46 and 3,263,355.07 is: 4,502,417.17
Step by Step Solution
- Step 1: Write the proportion equation
5,588,139.71 : 7,709,898.46 = 3,263,355.07 : x - Step 2: Convert to fraction form
5,588,139.71/7,709,898.46 = 3,263,355.07/x - Step 3: Cross multiply
5,588,139.71x = 7,709,898.46 × 3,263,355.07 - Step 4: Simplify right side
5,588,139.71x = 25,160,136,181,918.31 - Step 5: Solve for x
x = 25,160,136,181,918.31/5,588,139.71 - Step 6: Final answer
x = 4,502,417.17
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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.