Finding the Fourth Proportional to 1,249,119.02, 1,723,683.84 and 705,387.08
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Solution
The fourth proportional to 1,249,119.02, 1,723,683.84 and 705,387.08 is: 973,377.47
Step by Step Solution
- Step 1: Write the proportion equation
1,249,119.02 : 1,723,683.84 = 705,387.08 : x - Step 2: Convert to fraction form
1,249,119.02/1,723,683.84 = 705,387.08/x - Step 3: Cross multiply
1,249,119.02x = 1,723,683.84 × 705,387.08 - Step 4: Simplify right side
1,249,119.02x = 1,215,864,310,740.79 - Step 5: Solve for x
x = 1,215,864,310,740.79/1,249,119.02 - Step 6: Final answer
x = 973,377.47
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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.