Finding the Fourth Proportional to 936,587.07, 1,292,490.14 and 506,867.19
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Solution
The fourth proportional to 936,587.07, 1,292,490.14 and 506,867.19 is: 699,476.71
Step by Step Solution
- Step 1: Write the proportion equation
936,587.07 : 1,292,490.14 = 506,867.19 : x - Step 2: Convert to fraction form
936,587.07/1,292,490.14 = 506,867.19/x - Step 3: Cross multiply
936,587.07x = 1,292,490.14 × 506,867.19 - Step 4: Simplify right side
936,587.07x = 655,120,842,830.17 - Step 5: Solve for x
x = 655,120,842,830.17/936,587.07 - Step 6: Final answer
x = 699,476.71
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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.