Home / 1,403,807.56-1,937,254.42-759,227.75

Finding the Fourth Proportional to 1,403,807.56, 1,937,254.42 and 759,227.75

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Solution

The fourth proportional to 1,403,807.56, 1,937,254.42 and 759,227.75 is: 1,047,734.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,807.56 : 1,937,254.42 = 759,227.75 : x
  2. Step 2: Convert to fraction form
    1,403,807.56/1,937,254.42 = 759,227.75/x
  3. Step 3: Cross multiply
    1,403,807.56x = 1,937,254.42 × 759,227.75
  4. Step 4: Simplify right side
    1,403,807.56x = 1,470,817,313,001.62
  5. Step 5: Solve for x
    x = 1,470,817,313,001.62/1,403,807.56
  6. Step 6: Final answer
    x = 1,047,734.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.