Home / 1,037,989.20-1,556,983.80-559,692.30

Finding the Fourth Proportional to 1,037,989.20, 1,556,983.80 and 559,692.30

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Solution

The fourth proportional to 1,037,989.20, 1,556,983.80 and 559,692.30 is: 839,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,989.20 : 1,556,983.80 = 559,692.30 : x
  2. Step 2: Convert to fraction form
    1,037,989.20/1,556,983.80 = 559,692.30/x
  3. Step 3: Cross multiply
    1,037,989.20x = 1,556,983.80 × 559,692.30
  4. Step 4: Simplify right side
    1,037,989.20x = 871,431,844,084.74
  5. Step 5: Solve for x
    x = 871,431,844,084.74/1,037,989.20
  6. Step 6: Final answer
    x = 839,538.45

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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.