Home / 1,999,454.81-3,000,400.11-719,955.27

Finding the Fourth Proportional to 1,999,454.81, 3,000,400.11 and 719,955.27

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Solution

The fourth proportional to 1,999,454.81, 3,000,400.11 and 719,955.27 is: 1,080,371.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,454.81 : 3,000,400.11 = 719,955.27 : x
  2. Step 2: Convert to fraction form
    1,999,454.81/3,000,400.11 = 719,955.27/x
  3. Step 3: Cross multiply
    1,999,454.81x = 3,000,400.11 × 719,955.27
  4. Step 4: Simplify right side
    1,999,454.81x = 2,160,153,871,303.08
  5. Step 5: Solve for x
    x = 2,160,153,871,303.08/1,999,454.81
  6. Step 6: Final answer
    x = 1,080,371.44

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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.