Finding the Fourth Proportional to 1,539,627.84, 2,293,206.84 and 1,470,547.80
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Solution
The fourth proportional to 1,539,627.84, 2,293,206.84 and 1,470,547.80 is: 2,190,315.21
Step by Step Solution
- Step 1: Write the proportion equation
1,539,627.84 : 2,293,206.84 = 1,470,547.80 : x - Step 2: Convert to fraction form
1,539,627.84/2,293,206.84 = 1,470,547.80/x - Step 3: Cross multiply
1,539,627.84x = 2,293,206.84 × 1,470,547.80 - Step 4: Simplify right side
1,539,627.84x = 3,372,270,273,506.95 - Step 5: Solve for x
x = 3,372,270,273,506.95/1,539,627.84 - Step 6: Final answer
x = 2,190,315.21
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.