Home / 1,768,190.50-2,652,285.75-646,259.50

Finding the Fourth Proportional to 1,768,190.50, 2,652,285.75 and 646,259.50

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Solution

The fourth proportional to 1,768,190.50, 2,652,285.75 and 646,259.50 is: 969,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,190.50 : 2,652,285.75 = 646,259.50 : x
  2. Step 2: Convert to fraction form
    1,768,190.50/2,652,285.75 = 646,259.50/x
  3. Step 3: Cross multiply
    1,768,190.50x = 2,652,285.75 × 646,259.50
  4. Step 4: Simplify right side
    1,768,190.50x = 1,714,064,862,652.13
  5. Step 5: Solve for x
    x = 1,714,064,862,652.13/1,768,190.50
  6. Step 6: Final answer
    x = 969,389.25

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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.