Home / 1,875,338.88-2,812,995.96-455,385.36

Finding the Fourth Proportional to 1,875,338.88, 2,812,995.96 and 455,385.36

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Solution

The fourth proportional to 1,875,338.88, 2,812,995.96 and 455,385.36 is: 683,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,338.88 : 2,812,995.96 = 455,385.36 : x
  2. Step 2: Convert to fraction form
    1,875,338.88/2,812,995.96 = 455,385.36/x
  3. Step 3: Cross multiply
    1,875,338.88x = 2,812,995.96 × 455,385.36
  4. Step 4: Simplify right side
    1,875,338.88x = 1,280,997,177,923.15
  5. Step 5: Solve for x
    x = 1,280,997,177,923.15/1,875,338.88
  6. Step 6: Final answer
    x = 683,075.04

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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.