Finding the Fourth Proportional to 1,026,282.47, 1,539,673.99 and 723,267.54
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Solution
The fourth proportional to 1,026,282.47, 1,539,673.99 and 723,267.54 is: 1,085,077.70
Step by Step Solution
- Step 1: Write the proportion equation
1,026,282.47 : 1,539,673.99 = 723,267.54 : x - Step 2: Convert to fraction form
1,026,282.47/1,539,673.99 = 723,267.54/x - Step 3: Cross multiply
1,026,282.47x = 1,539,673.99 × 723,267.54 - Step 4: Simplify right side
1,026,282.47x = 1,113,596,217,341.12 - Step 5: Solve for x
x = 1,113,596,217,341.12/1,026,282.47 - Step 6: Final answer
x = 1,085,077.70
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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.