Home / 1,465,201.70-2,197,802.55-668,040.20

Finding the Fourth Proportional to 1,465,201.70, 2,197,802.55 and 668,040.20

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Solution

The fourth proportional to 1,465,201.70, 2,197,802.55 and 668,040.20 is: 1,002,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,201.70 : 2,197,802.55 = 668,040.20 : x
  2. Step 2: Convert to fraction form
    1,465,201.70/2,197,802.55 = 668,040.20/x
  3. Step 3: Cross multiply
    1,465,201.70x = 2,197,802.55 × 668,040.20
  4. Step 4: Simplify right side
    1,465,201.70x = 1,468,220,455,062.51
  5. Step 5: Solve for x
    x = 1,468,220,455,062.51/1,465,201.70
  6. Step 6: Final answer
    x = 1,002,060.30

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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.