Home / 1,916,770.40-2,875,499.88-654,302.84

Finding the Fourth Proportional to 1,916,770.40, 2,875,499.88 and 654,302.84

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Solution

The fourth proportional to 1,916,770.40, 2,875,499.88 and 654,302.84 is: 981,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,770.40 : 2,875,499.88 = 654,302.84 : x
  2. Step 2: Convert to fraction form
    1,916,770.40/2,875,499.88 = 654,302.84/x
  3. Step 3: Cross multiply
    1,916,770.40x = 2,875,499.88 × 654,302.84
  4. Step 4: Simplify right side
    1,916,770.40x = 1,881,447,737,903.66
  5. Step 5: Solve for x
    x = 1,881,447,737,903.66/1,916,770.40
  6. Step 6: Final answer
    x = 981,571.78

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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.