Finding the Fourth Proportional to 4,810,536.78, 6,636,023.91 and 2,974,408.13
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Solution
The fourth proportional to 4,810,536.78, 6,636,023.91 and 2,974,408.13 is: 4,103,127.02
Step by Step Solution
- Step 1: Write the proportion equation
4,810,536.78 : 6,636,023.91 = 2,974,408.13 : x - Step 2: Convert to fraction form
4,810,536.78/6,636,023.91 = 2,974,408.13/x - Step 3: Cross multiply
4,810,536.78x = 6,636,023.91 × 2,974,408.13 - Step 4: Simplify right side
4,810,536.78x = 19,738,243,462,522.02 - Step 5: Solve for x
x = 19,738,243,462,522.02/4,810,536.78 - Step 6: Final answer
x = 4,103,127.02
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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.