Home / 1,674,166.38-2,510,980.53-459,459.21

Finding the Fourth Proportional to 1,674,166.38, 2,510,980.53 and 459,459.21

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Solution

The fourth proportional to 1,674,166.38, 2,510,980.53 and 459,459.21 is: 689,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,166.38 : 2,510,980.53 = 459,459.21 : x
  2. Step 2: Convert to fraction form
    1,674,166.38/2,510,980.53 = 459,459.21/x
  3. Step 3: Cross multiply
    1,674,166.38x = 2,510,980.53 × 459,459.21
  4. Step 4: Simplify right side
    1,674,166.38x = 1,153,693,130,639.18
  5. Step 5: Solve for x
    x = 1,153,693,130,639.18/1,674,166.38
  6. Step 6: Final answer
    x = 689,114.98

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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.