Home / 1,566,000.78-2,349,015.03-619,371.60

Finding the Fourth Proportional to 1,566,000.78, 2,349,015.03 and 619,371.60

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Solution

The fourth proportional to 1,566,000.78, 2,349,015.03 and 619,371.60 is: 929,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,000.78 : 2,349,015.03 = 619,371.60 : x
  2. Step 2: Convert to fraction form
    1,566,000.78/2,349,015.03 = 619,371.60/x
  3. Step 3: Cross multiply
    1,566,000.78x = 2,349,015.03 × 619,371.60
  4. Step 4: Simplify right side
    1,566,000.78x = 1,454,913,197,555.15
  5. Step 5: Solve for x
    x = 1,454,913,197,555.15/1,566,000.78
  6. Step 6: Final answer
    x = 929,062.88

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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.