Home / 1,700,362.28-2,547,744-1,188,079.40

Finding the Fourth Proportional to 1,700,362.28, 2,547,744 and 1,188,079.40

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Solution

The fourth proportional to 1,700,362.28, 2,547,744 and 1,188,079.40 is: 1,780,163.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,362.28 : 2,547,744 = 1,188,079.40 : x
  2. Step 2: Convert to fraction form
    1,700,362.28/2,547,744 = 1,188,079.40/x
  3. Step 3: Cross multiply
    1,700,362.28x = 2,547,744 × 1,188,079.40
  4. Step 4: Simplify right side
    1,700,362.28x = 3,026,922,162,873.60
  5. Step 5: Solve for x
    x = 3,026,922,162,873.60/1,700,362.28
  6. Step 6: Final answer
    x = 1,780,163.09

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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.