Finding the Fourth Proportional to 1,021,605.84, 1,409,816.04 and 592,135.08
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Solution
The fourth proportional to 1,021,605.84, 1,409,816.04 and 592,135.08 is: 817,146.40
Step by Step Solution
- Step 1: Write the proportion equation
1,021,605.84 : 1,409,816.04 = 592,135.08 : x - Step 2: Convert to fraction form
1,021,605.84/1,409,816.04 = 592,135.08/x - Step 3: Cross multiply
1,021,605.84x = 1,409,816.04 × 592,135.08 - Step 4: Simplify right side
1,021,605.84x = 834,801,533,630.68 - Step 5: Solve for x
x = 834,801,533,630.68/1,021,605.84 - Step 6: Final answer
x = 817,146.40
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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.