Home / 2,115,045.46-3,168,719.04-1,888,297.30

Finding the Fourth Proportional to 2,115,045.46, 3,168,719.04 and 1,888,297.30

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Solution

The fourth proportional to 2,115,045.46, 3,168,719.04 and 1,888,297.30 is: 2,829,009.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,045.46 : 3,168,719.04 = 1,888,297.30 : x
  2. Step 2: Convert to fraction form
    2,115,045.46/3,168,719.04 = 1,888,297.30/x
  3. Step 3: Cross multiply
    2,115,045.46x = 3,168,719.04 × 1,888,297.30
  4. Step 4: Simplify right side
    2,115,045.46x = 5,983,483,607,690.59
  5. Step 5: Solve for x
    x = 5,983,483,607,690.59/2,115,045.46
  6. Step 6: Final answer
    x = 2,829,009.46

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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.