Home / 1,349,870.02-2,027,954.31-789,298.18

Finding the Fourth Proportional to 1,349,870.02, 2,027,954.31 and 789,298.18

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Solution

The fourth proportional to 1,349,870.02, 2,027,954.31 and 789,298.18 is: 1,185,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,870.02 : 2,027,954.31 = 789,298.18 : x
  2. Step 2: Convert to fraction form
    1,349,870.02/2,027,954.31 = 789,298.18/x
  3. Step 3: Cross multiply
    1,349,870.02x = 2,027,954.31 × 789,298.18
  4. Step 4: Simplify right side
    1,349,870.02x = 1,600,660,646,006.16
  5. Step 5: Solve for x
    x = 1,600,660,646,006.16/1,349,870.02
  6. Step 6: Final answer
    x = 1,185,788.72

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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.