Home / 1,417,522.31-2,125,618.47-518,335.30

Finding the Fourth Proportional to 1,417,522.31, 2,125,618.47 and 518,335.30

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Solution

The fourth proportional to 1,417,522.31, 2,125,618.47 and 518,335.30 is: 777,259.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,522.31 : 2,125,618.47 = 518,335.30 : x
  2. Step 2: Convert to fraction form
    1,417,522.31/2,125,618.47 = 518,335.30/x
  3. Step 3: Cross multiply
    1,417,522.31x = 2,125,618.47 × 518,335.30
  4. Step 4: Simplify right side
    1,417,522.31x = 1,101,783,089,990.01
  5. Step 5: Solve for x
    x = 1,101,783,089,990.01/1,417,522.31
  6. Step 6: Final answer
    x = 777,259.79

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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.