Finding the Fourth Proportional to 1,637,089.98, 2,259,207.63 and 939,484.50
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Solution
The fourth proportional to 1,637,089.98, 2,259,207.63 and 939,484.50 is: 1,296,502.07
Step by Step Solution
- Step 1: Write the proportion equation
1,637,089.98 : 2,259,207.63 = 939,484.50 : x - Step 2: Convert to fraction form
1,637,089.98/2,259,207.63 = 939,484.50/x - Step 3: Cross multiply
1,637,089.98x = 2,259,207.63 × 939,484.50 - Step 4: Simplify right side
1,637,089.98x = 2,122,490,550,666.74 - Step 5: Solve for x
x = 2,122,490,550,666.74/1,637,089.98 - Step 6: Final answer
x = 1,296,502.07
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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.