Home / 1,875,329.22-2,812,954.94-455,392.74

Finding the Fourth Proportional to 1,875,329.22, 2,812,954.94 and 455,392.74

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Solution

The fourth proportional to 1,875,329.22, 2,812,954.94 and 455,392.74 is: 683,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,329.22 : 2,812,954.94 = 455,392.74 : x
  2. Step 2: Convert to fraction form
    1,875,329.22/2,812,954.94 = 455,392.74/x
  3. Step 3: Cross multiply
    1,875,329.22x = 2,812,954.94 × 455,392.74
  4. Step 4: Simplify right side
    1,875,329.22x = 1,280,999,257,623.14
  5. Step 5: Solve for x
    x = 1,280,999,257,623.14/1,875,329.22
  6. Step 6: Final answer
    x = 683,079.67

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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.