Home / 1,208,440.36-1,812,660.54-575,435.08

Finding the Fourth Proportional to 1,208,440.36, 1,812,660.54 and 575,435.08

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Solution

The fourth proportional to 1,208,440.36, 1,812,660.54 and 575,435.08 is: 863,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,440.36 : 1,812,660.54 = 575,435.08 : x
  2. Step 2: Convert to fraction form
    1,208,440.36/1,812,660.54 = 575,435.08/x
  3. Step 3: Cross multiply
    1,208,440.36x = 1,812,660.54 × 575,435.08
  4. Step 4: Simplify right side
    1,208,440.36x = 1,043,068,462,847.74
  5. Step 5: Solve for x
    x = 1,043,068,462,847.74/1,208,440.36
  6. Step 6: Final answer
    x = 863,152.62

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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.