Finding the Fourth Proportional to 1,845,564, 2,546,885.36 and 1,029,802.07
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Solution
The fourth proportional to 1,845,564, 2,546,885.36 and 1,029,802.07 is: 1,421,130.78
Step by Step Solution
- Step 1: Write the proportion equation
1,845,564 : 2,546,885.36 = 1,029,802.07 : x - Step 2: Convert to fraction form
1,845,564/2,546,885.36 = 1,029,802.07/x - Step 3: Cross multiply
1,845,564x = 2,546,885.36 × 1,029,802.07 - Step 4: Simplify right side
1,845,564x = 2,622,787,815,780.69 - Step 5: Solve for x
x = 2,622,787,815,780.69/1,845,564 - Step 6: Final answer
x = 1,421,130.78
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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.