Finding the Fourth Proportional to 2,249,594.84, 3,104,440.80 and 1,230,999.68
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Solution
The fourth proportional to 2,249,594.84, 3,104,440.80 and 1,230,999.68 is: 1,698,779.52
Step by Step Solution
- Step 1: Write the proportion equation
2,249,594.84 : 3,104,440.80 = 1,230,999.68 : x - Step 2: Convert to fraction form
2,249,594.84/3,104,440.80 = 1,230,999.68/x - Step 3: Cross multiply
2,249,594.84x = 3,104,440.80 × 1,230,999.68 - Step 4: Simplify right side
2,249,594.84x = 3,821,565,631,378.94 - Step 5: Solve for x
x = 3,821,565,631,378.94/2,249,594.84 - Step 6: Final answer
x = 1,698,779.52
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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.