Home / 1,674,164.38-2,510,977.53-459,457.21

Finding the Fourth Proportional to 1,674,164.38, 2,510,977.53 and 459,457.21

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Solution

The fourth proportional to 1,674,164.38, 2,510,977.53 and 459,457.21 is: 689,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,164.38 : 2,510,977.53 = 459,457.21 : x
  2. Step 2: Convert to fraction form
    1,674,164.38/2,510,977.53 = 459,457.21/x
  3. Step 3: Cross multiply
    1,674,164.38x = 2,510,977.53 × 459,457.21
  4. Step 4: Simplify right side
    1,674,164.38x = 1,153,686,730,306.49
  5. Step 5: Solve for x
    x = 1,153,686,730,306.49/1,674,164.38
  6. Step 6: Final answer
    x = 689,111.98

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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.