Finding the Fourth Proportional to 1,249,125.52, 1,723,692.80 and 705,393.58
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Solution
The fourth proportional to 1,249,125.52, 1,723,692.80 and 705,393.58 is: 973,386.43
Step by Step Solution
- Step 1: Write the proportion equation
1,249,125.52 : 1,723,692.80 = 705,393.58 : x - Step 2: Convert to fraction form
1,249,125.52/1,723,692.80 = 705,393.58/x - Step 3: Cross multiply
1,249,125.52x = 1,723,692.80 × 705,393.58 - Step 4: Simplify right side
1,249,125.52x = 1,215,881,835,012.22 - Step 5: Solve for x
x = 1,215,881,835,012.22/1,249,125.52 - Step 6: Final answer
x = 973,386.43
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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.