Home / 2,238,468.78-3,088,210.04-1,377,534.36

Finding the Fourth Proportional to 2,238,468.78, 3,088,210.04 and 1,377,534.36

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Solution

The fourth proportional to 2,238,468.78, 3,088,210.04 and 1,377,534.36 is: 1,900,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,468.78 : 3,088,210.04 = 1,377,534.36 : x
  2. Step 2: Convert to fraction form
    2,238,468.78/3,088,210.04 = 1,377,534.36/x
  3. Step 3: Cross multiply
    2,238,468.78x = 3,088,210.04 × 1,377,534.36
  4. Step 4: Simplify right side
    2,238,468.78x = 4,254,115,434,109.30
  5. Step 5: Solve for x
    x = 4,254,115,434,109.30/2,238,468.78
  6. Step 6: Final answer
    x = 1,900,457.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.