Finding the Fourth Proportional to 5,696,445.73, 7,860,899.50 and 3,249,848.83
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Solution
The fourth proportional to 5,696,445.73, 7,860,899.50 and 3,249,848.83 is: 4,484,679.79
Step by Step Solution
- Step 1: Write the proportion equation
5,696,445.73 : 7,860,899.50 = 3,249,848.83 : x - Step 2: Convert to fraction form
5,696,445.73/7,860,899.50 = 3,249,848.83/x - Step 3: Cross multiply
5,696,445.73x = 7,860,899.50 × 3,249,848.83 - Step 4: Simplify right side
5,696,445.73x = 25,546,735,042,822.59 - Step 5: Solve for x
x = 25,546,735,042,822.59/5,696,445.73 - Step 6: Final answer
x = 4,484,679.79
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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.