Finding the Fourth Proportional to 1,604,266.74, 2,213,671.43 and 915,894.83
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Solution
The fourth proportional to 1,604,266.74, 2,213,671.43 and 915,894.83 is: 1,263,811.17
Step by Step Solution
- Step 1: Write the proportion equation
1,604,266.74 : 2,213,671.43 = 915,894.83 : x - Step 2: Convert to fraction form
1,604,266.74/2,213,671.43 = 915,894.83/x - Step 3: Cross multiply
1,604,266.74x = 2,213,671.43 × 915,894.83 - Step 4: Simplify right side
1,604,266.74x = 2,027,490,225,879.62 - Step 5: Solve for x
x = 2,027,490,225,879.62/1,604,266.74 - Step 6: Final answer
x = 1,263,811.17
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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.