Finding the Fourth Proportional to 1,584,920.79, 2,377,743.84 and 686,512.08
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Solution
The fourth proportional to 1,584,920.79, 2,377,743.84 and 686,512.08 is: 1,029,925.20
Step by Step Solution
- Step 1: Write the proportion equation
1,584,920.79 : 2,377,743.84 = 686,512.08 : x - Step 2: Convert to fraction form
1,584,920.79/2,377,743.84 = 686,512.08/x - Step 3: Cross multiply
1,584,920.79x = 2,377,743.84 × 686,512.08 - Step 4: Simplify right side
1,584,920.79x = 1,632,349,869,305.59 - Step 5: Solve for x
x = 1,632,349,869,305.59/1,584,920.79 - Step 6: Final answer
x = 1,029,925.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.