Home / 1,039,692.04-1,558,870.54-432,900.68

Finding the Fourth Proportional to 1,039,692.04, 1,558,870.54 and 432,900.68

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Solution

The fourth proportional to 1,039,692.04, 1,558,870.54 and 432,900.68 is: 649,073.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,692.04 : 1,558,870.54 = 432,900.68 : x
  2. Step 2: Convert to fraction form
    1,039,692.04/1,558,870.54 = 432,900.68/x
  3. Step 3: Cross multiply
    1,039,692.04x = 1,558,870.54 × 432,900.68
  4. Step 4: Simplify right side
    1,039,692.04x = 674,836,107,921.36
  5. Step 5: Solve for x
    x = 674,836,107,921.36/1,039,692.04
  6. Step 6: Final answer
    x = 649,073.08

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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.