Finding the Fourth Proportional to 1,556,901.46, 2,148,475.08 and 912,750.58
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Solution
The fourth proportional to 1,556,901.46, 2,148,475.08 and 912,750.58 is: 1,259,567.11
Step by Step Solution
- Step 1: Write the proportion equation
1,556,901.46 : 2,148,475.08 = 912,750.58 : x - Step 2: Convert to fraction form
1,556,901.46/2,148,475.08 = 912,750.58/x - Step 3: Cross multiply
1,556,901.46x = 2,148,475.08 × 912,750.58 - Step 4: Simplify right side
1,556,901.46x = 1,961,021,875,385.55 - Step 5: Solve for x
x = 1,961,021,875,385.55/1,556,901.46 - Step 6: Final answer
x = 1,259,567.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.