Home / 1,875,289.06-2,812,933.60-455,335.58

Finding the Fourth Proportional to 1,875,289.06, 2,812,933.60 and 455,335.58

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Solution

The fourth proportional to 1,875,289.06, 2,812,933.60 and 455,335.58 is: 683,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,289.06 : 2,812,933.60 = 455,335.58 : x
  2. Step 2: Convert to fraction form
    1,875,289.06/2,812,933.60 = 455,335.58/x
  3. Step 3: Cross multiply
    1,875,289.06x = 2,812,933.60 × 455,335.58
  4. Step 4: Simplify right side
    1,875,289.06x = 1,280,828,752,257.49
  5. Step 5: Solve for x
    x = 1,280,828,752,257.49/1,875,289.06
  6. Step 6: Final answer
    x = 683,003.37

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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.