Home / 1,813,076.81-2,719,319.43-533,384.90

Finding the Fourth Proportional to 1,813,076.81, 2,719,319.43 and 533,384.90

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Solution

The fourth proportional to 1,813,076.81, 2,719,319.43 and 533,384.90 is: 799,990.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,076.81 : 2,719,319.43 = 533,384.90 : x
  2. Step 2: Convert to fraction form
    1,813,076.81/2,719,319.43 = 533,384.90/x
  3. Step 3: Cross multiply
    1,813,076.81x = 2,719,319.43 × 533,384.90
  4. Step 4: Simplify right side
    1,813,076.81x = 1,450,443,908,642.01
  5. Step 5: Solve for x
    x = 1,450,443,908,642.01/1,813,076.81
  6. Step 6: Final answer
    x = 799,990.33

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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.