Finding the Fourth Proportional to 4,636,705.66, 6,399,419.75 and 2,572,386.26
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Solution
The fourth proportional to 4,636,705.66, 6,399,419.75 and 2,572,386.26 is: 3,550,317.97
Step by Step Solution
- Step 1: Write the proportion equation
4,636,705.66 : 6,399,419.75 = 2,572,386.26 : x - Step 2: Convert to fraction form
4,636,705.66/6,399,419.75 = 2,572,386.26/x - Step 3: Cross multiply
4,636,705.66x = 6,399,419.75 × 2,572,386.26 - Step 4: Simplify right side
4,636,705.66x = 16,461,779,437,656.79 - Step 5: Solve for x
x = 16,461,779,437,656.79/4,636,705.66 - Step 6: Final answer
x = 3,550,317.97
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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.