Finding the Fourth Proportional to 1,898,244.19, 2,619,566.76 and 1,038,802.40
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Solution
The fourth proportional to 1,898,244.19, 2,619,566.76 and 1,038,802.40 is: 1,433,541.72
Step by Step Solution
- Step 1: Write the proportion equation
1,898,244.19 : 2,619,566.76 = 1,038,802.40 : x - Step 2: Convert to fraction form
1,898,244.19/2,619,566.76 = 1,038,802.40/x - Step 3: Cross multiply
1,898,244.19x = 2,619,566.76 × 1,038,802.40 - Step 4: Simplify right side
1,898,244.19x = 2,721,212,237,248.22 - Step 5: Solve for x
x = 2,721,212,237,248.22/1,898,244.19 - Step 6: Final answer
x = 1,433,541.72
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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.