Finding the Fourth Proportional to 1,032,784.39, 1,425,213.93 and 573,887.09
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Solution
The fourth proportional to 1,032,784.39, 1,425,213.93 and 573,887.09 is: 791,948.34
Step by Step Solution
- Step 1: Write the proportion equation
1,032,784.39 : 1,425,213.93 = 573,887.09 : x - Step 2: Convert to fraction form
1,032,784.39/1,425,213.93 = 573,887.09/x - Step 3: Cross multiply
1,032,784.39x = 1,425,213.93 × 573,887.09 - Step 4: Simplify right side
1,032,784.39x = 817,911,880,630.28 - Step 5: Solve for x
x = 817,911,880,630.28/1,032,784.39 - Step 6: Final answer
x = 791,948.34
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1.5x scale
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.