Finding the Fourth Proportional to 5,249,216.58, 7,243,918.97 and 2,834,768.58
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Solution
The fourth proportional to 5,249,216.58, 7,243,918.97 and 2,834,768.58 is: 3,911,980.69
Step by Step Solution
- Step 1: Write the proportion equation
5,249,216.58 : 7,243,918.97 = 2,834,768.58 : x - Step 2: Convert to fraction form
5,249,216.58/7,243,918.97 = 2,834,768.58/x - Step 3: Cross multiply
5,249,216.58x = 7,243,918.97 × 2,834,768.58 - Step 4: Simplify right side
5,249,216.58x = 20,534,833,892,221.96 - Step 5: Solve for x
x = 20,534,833,892,221.96/5,249,216.58 - Step 6: Final answer
x = 3,911,980.69
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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.