Finding the Fourth Proportional to 4,249,347.93, 6,374,012.99 and 1,331,664.75
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Solution
The fourth proportional to 4,249,347.93, 6,374,012.99 and 1,331,664.75 is: 1,997,494.33
Step by Step Solution
- Step 1: Write the proportion equation
4,249,347.93 : 6,374,012.99 = 1,331,664.75 : x - Step 2: Convert to fraction form
4,249,347.93/6,374,012.99 = 1,331,664.75/x - Step 3: Cross multiply
4,249,347.93x = 6,374,012.99 × 1,331,664.75 - Step 4: Simplify right side
4,249,347.93x = 8,488,048,408,166.78 - Step 5: Solve for x
x = 8,488,048,408,166.78/4,249,347.93 - Step 6: Final answer
x = 1,997,494.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.