Home / 1,764,293.81-2,646,598.59-684,781.06

Finding the Fourth Proportional to 1,764,293.81, 2,646,598.59 and 684,781.06

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Solution

The fourth proportional to 1,764,293.81, 2,646,598.59 and 684,781.06 is: 1,027,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,293.81 : 2,646,598.59 = 684,781.06 : x
  2. Step 2: Convert to fraction form
    1,764,293.81/2,646,598.59 = 684,781.06/x
  3. Step 3: Cross multiply
    1,764,293.81x = 2,646,598.59 × 684,781.06
  4. Step 4: Simplify right side
    1,764,293.81x = 1,812,340,587,854.71
  5. Step 5: Solve for x
    x = 1,812,340,587,854.71/1,764,293.81
  6. Step 6: Final answer
    x = 1,027,232.87

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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.