Home / 1,790,459.20-2,686,501.24-1,639,096.16

Finding the Fourth Proportional to 1,790,459.20, 2,686,501.24 and 1,639,096.16

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Solution

The fourth proportional to 1,790,459.20, 2,686,501.24 and 1,639,096.16 is: 2,459,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,459.20 : 2,686,501.24 = 1,639,096.16 : x
  2. Step 2: Convert to fraction form
    1,790,459.20/2,686,501.24 = 1,639,096.16/x
  3. Step 3: Cross multiply
    1,790,459.20x = 2,686,501.24 × 1,639,096.16
  4. Step 4: Simplify right side
    1,790,459.20x = 4,403,433,866,319.24
  5. Step 5: Solve for x
    x = 4,403,433,866,319.24/1,790,459.20
  6. Step 6: Final answer
    x = 2,459,388.00

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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.