Finding the Fourth Proportional to 5,252,603, 7,249,150.22 and 3,078,973.08
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Solution
The fourth proportional to 5,252,603, 7,249,150.22 and 3,078,973.08 is: 4,249,309.99
Step by Step Solution
- Step 1: Write the proportion equation
5,252,603 : 7,249,150.22 = 3,078,973.08 : x - Step 2: Convert to fraction form
5,252,603/7,249,150.22 = 3,078,973.08/x - Step 3: Cross multiply
5,252,603x = 7,249,150.22 × 3,078,973.08 - Step 4: Simplify right side
5,252,603x = 22,319,938,380,256.08 - Step 5: Solve for x
x = 22,319,938,380,256.08/5,252,603 - Step 6: Final answer
x = 4,249,309.99
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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.