Home / 1,748,351.90-2,622,947.81-668,846.81

Finding the Fourth Proportional to 1,748,351.90, 2,622,947.81 and 668,846.81

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Solution

The fourth proportional to 1,748,351.90, 2,622,947.81 and 668,846.81 is: 1,003,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,351.90 : 2,622,947.81 = 668,846.81 : x
  2. Step 2: Convert to fraction form
    1,748,351.90/2,622,947.81 = 668,846.81/x
  3. Step 3: Cross multiply
    1,748,351.90x = 2,622,947.81 × 668,846.81
  4. Step 4: Simplify right side
    1,748,351.90x = 1,754,350,259,056.01
  5. Step 5: Solve for x
    x = 1,754,350,259,056.01/1,748,351.90
  6. Step 6: Final answer
    x = 1,003,430.87

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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.