Home / 2,065,471.65-3,098,209.91-645,535.17

Finding the Fourth Proportional to 2,065,471.65, 3,098,209.91 and 645,535.17

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Solution

The fourth proportional to 2,065,471.65, 3,098,209.91 and 645,535.17 is: 968,303.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,471.65 : 3,098,209.91 = 645,535.17 : x
  2. Step 2: Convert to fraction form
    2,065,471.65/3,098,209.91 = 645,535.17/x
  3. Step 3: Cross multiply
    2,065,471.65x = 3,098,209.91 × 645,535.17
  4. Step 4: Simplify right side
    2,065,471.65x = 2,000,003,457,719.86
  5. Step 5: Solve for x
    x = 2,000,003,457,719.86/2,065,471.65
  6. Step 6: Final answer
    x = 968,303.51

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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.