Home / 1,383,529.04-2,075,355.76-423,914.36

Finding the Fourth Proportional to 1,383,529.04, 2,075,355.76 and 423,914.36

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Solution

The fourth proportional to 1,383,529.04, 2,075,355.76 and 423,914.36 is: 635,890.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,529.04 : 2,075,355.76 = 423,914.36 : x
  2. Step 2: Convert to fraction form
    1,383,529.04/2,075,355.76 = 423,914.36/x
  3. Step 3: Cross multiply
    1,383,529.04x = 2,075,355.76 × 423,914.36
  4. Step 4: Simplify right side
    1,383,529.04x = 879,773,108,772.71
  5. Step 5: Solve for x
    x = 879,773,108,772.71/1,383,529.04
  6. Step 6: Final answer
    x = 635,890.60

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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.