Finding the Fourth Proportional to 1,657,838.80, 2,486,656.68 and 975,103.20
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Solution
The fourth proportional to 1,657,838.80, 2,486,656.68 and 975,103.20 is: 1,462,595.09
Step by Step Solution
- Step 1: Write the proportion equation
1,657,838.80 : 2,486,656.68 = 975,103.20 : x - Step 2: Convert to fraction form
1,657,838.80/2,486,656.68 = 975,103.20/x - Step 3: Cross multiply
1,657,838.80x = 2,486,656.68 × 975,103.20 - Step 4: Simplify right side
1,657,838.80x = 2,424,746,885,969.38 - Step 5: Solve for x
x = 2,424,746,885,969.38/1,657,838.80 - Step 6: Final answer
x = 1,462,595.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.